Show:
What tense am I?
Future Time Clauses; Which action comes first?
Gerunds & Infinitives; True or False?
Perfect Tenses
What is the error?
100
I had been reading for three hours when the phone rang
What is the past perfect progressive?
100
After Ahn buys a new phone, she'll use the cloud to store her data.
Ahn buys a new phone.
100
A gerund can be the subject or an object of a sentence.
TRUE
100
Fill in the blank: The actor __________ several awards for his recent films. has received/has been receiving
What is has received?
100
I need to buy more vegetable for the weekend.
"Vegetable" is countable, and should be plural: vegetables.
200
Khlaed is going to study for the SAT next week.
What is the future tense?
200
As soon as Tom graduates, he will buy a car.
Tom will graduate.
200
I am considering working at home. In this sentence, "considering" is a gerund.
FALSE
200
Explain the difference between "for" and "since" when used with the present perfect.
For shows a duration of time, while since shows a specific point in time.
200
An interesting branch of economics are nutritional economics.
"Economics" is noncount and is singular. The "to be" verb should be: is.
300
Abdulrahman is considering applying to universities on the East Coast.
What is the present progressive?
300
We won't go home until everyone has finished taking the test.
Everyone will finish taking the test.
300
The cost of commuting in this city is rising because of gas prices. In this sentence, "commuting" is a verb.
FALSE
300
Explain the difference between these two sentences: Maha has read a biography of Gandhi. Maha has been reading a biography of Gandhi.
Sentence 1: She finished reading it. Sentence 2: She is still reading it.
300
Kim studied advanced math since the beginning of last year.
The tense should be present perfect instead of simple past, because the time marker "since" shows an that the action began in the past and continues into the present. Kim has studied advance math since the beginning of last year.
400
Bati won't have bought the car by the time Abdulrahman arrives.
What is the future perfect?
400
Once the rain stops, we will walk to the restaurant.
The rain stops.
400
These two sentences have the same meaning: I forgot to write my name on the exam. I forgot writing my on the exam.
FALSE
400
Which tense do we use to describe the ongoing nature of a past activity, or situation, leading up to a more recent past time?
What is the past perfect progressive?
400
Maybe this company is winning the prize for best new product next year.
Use "will" instead of "be going to" for predictions.
500
We will be reading most books electronically in five years.
What is the future progressive?
500
I'll be taking my vacation when it is hot in Austin.
At the same time.
500
A gerund can be an object of a preposition.
TRUE
500
When we describe two events that happened in the past, which tense do we use for the first event? Which tense do we use for the second event?
First event: past perfect Second event: simple past
500
Some applicants spend time to study for placement tests.
The gerund form of "study" should be used instead of the infinitive form, because the main verb is "spend" and studying, in this case in a thing, or a noun. Some applicants spend time studying for placement tests.