you know your potential, you have to rely on many other people to get to where you are.
| A．Since | B．If | C．While | D．Once |
You cannot accept an opinion ________ to you unless it is based on facts.
| A．offering | B．to offer | C．having offered | D．offered |
— Thanks a lot for your book. I found it very interesting.
— ______. I’m glad you enjoyed it.
| A．All the best | B．It is nothing |
| C．No thanks | D．Very well |
You can hardly imagine how excited I was when the day I had been looking forward to _____ at last.
| A．coming | B．come | C．came | D．comes |
The effect a teacher has _______ children may be greater than that of their parents.
| A．in | B．on | C．at | D．with |
—Everyone in my class passed the exam.
—Oh, really? It ________ difficult.
| A．can’t have been | B．needn’t have been |
| C．must be | D．mightn’t be |