Use of PP
Use of PPP
Past Simple and Present Perfect
Fix mistakes
Irregular Verbs
100
Susan________(not master) Japanese yet, but she can communicate.
Susan hasn't mastered Japanese yet, but she can communicate.
100
She_______ (work) for the company for over 20 years.
She has been working for the company for over 20 years.
100
Choose between the PS or PP: I ________(meet) my brother yesterday.
I met my brother yesterday.
100
What's wrong with this sentence? The children are excited because their father has just come home. We're all hungry because we didn't have our dinner yet.
The children are excited because their father has just come home. We're all hungry because we haven't had our dinner yet.
100
What is the past participle of break
broken
200
Leo _____(stare) at the caged python as it_______( lie) in its cage quietly digesting the mouse for over two hours.
Leo has been staring at the caged python as it has been lying in its cage quietly digesting the mouse for over two hours.
200
Why________ Nancy________ (not take) her medicine for the last three days?
Why has Nancy not been taking her medicine for the last three days?
200
Choose between the PS or PP: The guests_____ already ________(eat) and _______(leave). They_______ (eat) 7 pizzas, 20 bottles of juice, watermelons, hamburgers, french fries, and some vegetables, the cost is $563.
The guests have already eaten and left. They ate 7 pizzas, 20 bottles of juice, watermelons, hamburgers, french fries, and some vegetables, the cost is $563.
200
What is wrong with this sentence? They still didn't delivered our new TV, but they will any day now.
They still haven't delivered our new TV, but they will any day now.
200
What is a past simple of withdraw
withdrew
300
He_______ (tell) me that he ________(lay) the box outside Mr.Green's office.
He tells me that he has laid the box outside Mr.Green's office.
300
We_________(participate) on the math team since we _______(to be) 5 years old. And he__________(work) as the leader of the team for more than 5 years.
We have been participating on the math team since we were 5 years old. And he has been working as the leader of the team for more than 5 years.
300
Choose between the PS or PP: On Friday I ____________(go) to a friend's birthday party and on the weekend I ______________(visit) my grandparents.
On Friday I went to a friend's birthday party and on the weekend I visited my grandparents.
300
What is wrong with this sentence? I lost my watch. Did you saw it anywhere?
I've lost my watch. Have you seen it anywhere?
300
What is a past simple of slide?
slid
400
Economists _________ (be) particularly surprised by the rise of the bank loan rates this year. Nowadays, people can't buy the houses they want because the loan rates are too high.
Economists have been particularly surprised surprised by the rise of the bank loan rates this year. Nowadays, people can't buy the houses they want because the loan rates are too high.
400
She__________(work) for the company for more than 20 years, it must be very difficult for her to change her job. You and I both _________(know) that, so I hope you can give up and stop what you________ (think, recently) about.
She has been working for the company for more than 20 years, it must be very difficult for her to change her job. You and I both know that, so I hope you can give up and stop what you have recently been thinking about.
400
Choose between the PS or PP: Since computers ________ (be) first introduced to the public in the early 1980's, technology _________(change) a great deal. The first computers ___________(be) simple machines designed for basic tasks. They _____________ (have, not) much memory and they ____________(be, not) very powerful.
Since computers were first introduced to the public in the early 1980's, technology has changed a great deal. The first computers were simple machines designed for basic tasks. They did not have much memory and they were not very powerful.
400
What's wrong with this sentence? We worked day and night on this project, so now it's time to relax and have some fun.
We have been working day and night on this project, so now it's time to relax and have some fun.
400
What is the past participle of lay?
laid
500
Since I began acting, I ________(perform) in two plays, a television commercial, and a TV drama. However, I _________(speak, never even) publicly before I came to Hollywood in 1985.
Since I began acting, I performed in two plays, a television commercial, and a TV drama. However, I have never even spoken publicly before I came to Hollywood in 1985.
500
Jane regularly talks on the phone. Bob has been talking on the phone for an hour. Mary is talking on the phone. Who is not necessarily on the phone now?
Jane regularly talks on the phone. Bob has been talking on the phone for an hour. Mary is talking on the phone. Who is not necessarily on the phone now? JANE
500
Choose between the PS or PP: The Grand Canyon______ (be) one of the most spectacular natural features on earth. It ______(list) as one of the Seven Natural Wonders. It _______(become) a United States national park in 1919. The park _______ (cover) an area of nearly 5,000 km². But it is disappearing now.
The Grand Canyon is one of the most spectacular natural features on earth. It has been listed as one of the Seven Natural Wonders. It became the United States national park in 1919. The park covers an area of nearly 5,000 km². But it is disappearing now.
500
What's wrong in this sentence? The overall drug-use rate among American students grew since last year. The most significant rise occurs between 2000 and 2005.
The overall drug-use rate among American students has grown since last year. The most significant rise occurred between 2000 and 2005.
500
What is the past participle of lie?
lain
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