Yesterday, we (walk)_______ to the store when we_________ (see) an accident
Yesterday, we WERE WALKING to the store when we SAW an accident
I_____ (be) to Japan.
I HAVE been to Japan.
I _____ (be) in this class two months ago.
I was in this class two months ago.
In Australia, you _________ drive on the left.
a) must
b) can
c) don't have to
MUST
I _____________ (not want) to go to the party last week.
I DIDN'T WANT to go to the party last week.
My family and I (take) ______ a holiday to the Yucatan last summer.
My family and I TOOK a holiday to the Yucatan last summer.
She ______ _______ (eat) breakfast.
She HAS EATEN breakfast.
A new school ______ (open) last month here.
A new school OPENED on 22nd April here.
n Mexico City, you ______________ smoke in bars and restaurants.
a) have to
b) don't have to
c) can't
CAN'T
He ___________ (see) that movie many times last year.
He SAW that movie many times last year.
What __________(you, do) when I _________ (call) you?
what were you doing when I called you?
______ your grandson ________ (go) to a summer camp?
has - ever gone
The girl _______ (play) the violin when her father arrived.
The girl WAS PLAYING the violin when her father arrived.
You ___________ talk on your mobile phone during an examination.
a) can't
b) have to
c) must
CAN'T
They ______________ (review) this grammar book many times, so they must be experts.
They HAVE REVIEWED this grammar book many times, so they must be experts.
Last week, I (go)__________ to the mall and (buy)________ two shirts. One (not, fit) __________. So, I (return) ________it yesterday.
Last week, I WENT to the mall and BOUGHT two shirts. One DIDN'T FIT. So, I RETURNED it yesterday.
_______________ (you/ swim) in the sea?
have you ever swum in the sea?
The students _____ (take) art classes now
The students ARE TAKING art classes now
You __________ drink and drive. It's dangerous.
a) don't have to
b) can
c) mustn't
MUSTN'T
She____________ (visit) Taiwan many times.
She HAS VISITED Taiwan many times.
I ____________ (run) when it _____ (start) to snow so I _______(go) home
I as running when it started to snow so I went home
We ______ ________ (never/ write) a book.
We HAVE never WRITTEN a book.
What _____(you, do) when I ______ (call) you last night?
What WERE YOU DOING when I CALLED you last night?
You ____________ wear a suit to go to university.
a) must
b) don't have to
c) can't
DON'T HAVE TO
They _____________ (finish) their homework yet.
They HAVEN'T FINISHED their homework yet.