I don’t know what he _______when Mr.Wu came in .
A. was doing B. has done C. is doing D. would do
I used to doubt _______I would realize my dream .Now I never doubt _______I will make it if I do my best .
A. that , that B. whether , whether C. that , whether D. whether , that
They had no _______but _______help from others .
A. chance , ask for B. choice , to ask for C. change , to ask D. choice , ask
I expect Mr.Li to _______my letter , but there’s still no _______.
A. reply , replies B. reply , to reply C. reply to , replies D. reply to , reply
Unit 3 is very important .Remember _______as often as possible .
A. going it over B. to go over it C. going it over D. to go it over
The Lavender Manor(薰衣草庄园) in Huai’an is ______worth _______.
A. very , to visit B. well , visiting to C. very , a visit D. well , visiting