He __________ well in the exam last week, so he __________ hard now.
A. did, studied
B. didn't, is studying
C. didn't do, is studying
D didn't, studying
You can’t watch TVyou finish your homework.
| A．before | B．if | C．while | D．as |
-There is still a copy of this book in the library. Will you go and borrow _________?
--No, I will buyin the bookstore.
| A．one; it | B．one; one | C．it ; one | D．it; it |
If we try our best, our dream will one day.
| A．work out | B．come true | C．put up | D．show off |
We don’t know _______ the meeting will be held soon.
| A．when | B．what | C．whether | D．since |
--I’m worried about my English.
-- ______ harder ________ you will catch up with your classmates.
| A．Working; and | B．To work; or |
| C．Work; and | D．Worked; or |