Lesson 21 - Expressing
Ability
Make a choice by clicking on a button then compare your
answer with the correct one hidden under the answer
button.
1.
Although it contains many difficult words, I ___ read
this book now.
can
could
may
2.
But I ___ have read it last year.
mayn't
couldn't
can't
3.
Because there were many long words which I ___
understand.
couldn't
can't
aren't able to
4.
When you receive the new books ___ try to read one
of them?
can I
could I
may
5.
I ___ understand why you won't let me.
couldn't
can't
mayn't
6.
Can you find your way to the hotel? Yes I ___.
could
am able
can
7.
Can you pronounce my name properly? I ___ if you
would speak more slowly.
could
may
can
8.
Are you strong enough to lift that box.? Yes, I ___.
could
am
can
9.
Will you speak more clearly please? I ___ hardly hear
you at all.
could
can
can't
10.
I ___ only listen to my radio when my mother was not
at home.
did
can
could
11.
Can you fix my car today? Yes, I ___.
may
could
can
12.
I ___ do that because I will get a sunburn.
can't
couldn't
can
13.
Is it low enough ___ you to be able to step over it?
to
for
of
14.
I ___ reach that apple, I'll have to use a ladder.
don't
can't
couldn't
15.
___ you just jump?
Can't
Don't
If
16.
I ___ have known when she was coming home
because I didn't have a watch.
can't
couldn't
won't