It is so nice to hear from her. __________, we last met more than thirty years ago.
A. What’s more B. That is to say C. In other words D. Believe it or not
--Were you in time for the meeting?
-- If I _________earlier, I would have .
A. was told B. had been told C. were to be told D. should be told
-- I am going to Sidney for further studies next month.
-- That's fantastic. Can you keep emailing me ______ you are there?
A. though B. because C. until D. while
The well was found __________ when we got there.
A. digging B. to be dug C. to dig D. being dug
Tom, ________________ you from taking a hand in that affair, you ______________ in prison.
A. if I didn’t stop; would have stayed
B. had I stopped; would be staying
C. shouldn’t I have stopped; would stay
D. if I hadn’t stopped; would have stayed
The group’s research has done much to our knowledge of the HIV virus．
A．advance B．pull C．rush D．adopt
