I have to see the doctor because I a lot lately.
A.have been coughing B.had coughed C. coughed D. cough
Many people have been ill with a strange disease these days,____ we’d never heard of before.
A.one B.that C.it D.this
——Will you come to my office when you your work?
——Sure.
A．finished B．are finishing C．have finished D．will finish
Tom, you've got a "D" in chemistry．____?
—Well, I find the subject hard and I think I'll drop it for history next term．
A．What if B．How come C．Why not D．So what
for the timely investment from the general public, our company would not be developing so fast as it is.
A．Had it not been B．Were it not
C．Was it not D．Should it not be
The project is one of the many government programmers improving the for the poorest increased ability to learn.
A．aiming at; condition B．aimed at; situation
C．aiming at; occasions D．aimed at; cases
