—Do you think I could borrow your bike?
—________.
| A．Yes，you may borrow | B．Yes，you could |
| C．Yes，help yourself | D．Yes，go on |
---- Do you like ____ when all the friends chat together ?
---- Oh, yes . We usually spend our weekend that way .
| A．this | B．us | C．that | D．it |
Going to America for further study is a good chance , ____ I have been looking forward to .
| A．it | B．that | C．one | D．the one |
I picked up a paper at random , _____ through the headlines and put it where it had been .
| A．looking | B．looked | C．to look | D．and looked |
--- You may refuse my invitation , but you must explain why .
--- Oh, I must , _____ ?
| A．did I | B．didn’t I | C．must I | D．mustn’t I |
Nothing is serious with my throat , _____ ?
| A．is there | B．isn’t there | C．is it | D．isn’t it |