I ' m afraid I can ' t finish the work _____________ to help me.
A、unless you will come
B、 unless you come
fl
C、 until you will come
D、until you shall come
We can go whe n the ground ______
3.（分）
“I ' m sorry to have kept you waiting.
”
“ Oh, not at all. I ______ here only a few minu tes.
4.（分）
Various programs _________ on TV. World news ____________ best ed.
receiv
5.（分）
I can ' t find my dictionary. I wonder whether Mary _____ it now.
6.（分）
by the end of 2020 china _____________ much stronger
a nd richer.
7.（分）
It __________ years since I last saw you.
n I
A、was
B、is
8.（分）
tom __________ his lessons f rom seven to eight last night.
9. （分）
He _____________ thin. What ' s happened to him?
10. （分）
I __________ my homework now.
11. （分）
If you ________ quiet, I ' II tell you what happened.
12. （分）
Middle school boys _____________ not to smoke.
13. （分）
He said that he _______ to the Un ited States.
14. （分）
This time last year I __________ my holiday in the coun tryside.
r
A、 have
15. （分）
“ Where is Mary?
She _________ to school.
16. （分）
（交际用语）
—Hello, this is David speak in g. Is Michael there?
17.（分）
（交际用语）
、Yes, what do you want?
D
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