We’d better try to ______ with the experiment, I think. Now let’s ______ with it.

A. go through; go on 　 B. go on; go over 　　　 C. go over; go through　 D. go on; go through

We’d better try to ________ with the experiment, I think．Now let’s ________ with it．

1. A.
   go through; go on
2. B.
   go on; go over
3. C.
   go over; go through
4. D.
   go on; go through

— Let’s go swimming, shall we?

— ____.