In addition to the farming they ______ since the 1990s, the Smiths have started a small business.
#100365
A
have done
B
had been done
C
were doing
D
have been doing
推荐题目
______ over and over again, but he still couldn’t understand.
#103480
A
Having explained
B
Having been explained
C
Explaining
D
It had been explained
You’ve failed to do what you _____ to and I’m afraid the teacher will blame you.
#101525
A
will expect
B
will be expected
C
expected
D
were expected
“Shall we go shopping?” “Sorry, we _______ buy anything now because none of the shops are open.”
#104480
A
mustn’t
B
needn’t
C
can’t
D
shouldn’t
--- Is your father a teacher of English in No. l Middle School? --- No. But he ______ English there for ten years.
#99778
A
has taught
B
has been teaching
C
taught
D
had taught
Since the project has been ___ on well, you must ___ it on until it is completed.
#101519
A
carrying, carry
B
going, carry
C
going, go
D
carrying, go