We had an important exam ________ this month.
| A．at the end of | B．at the end | C．in the end of | D．in the end |
—–I think the man over there must be Tom.—–It _____ be him. He has ______ to America.
| A．can’t；gone | B．can’t；been |
| C．may not；been | D．mustn’t；gone |
There are millions of websites on the Internet and there _______ a lot of useful _________on the websites.
| A．are；informations | B．are；information |
| C．is；information | D．is；informations |
You will achieve nothing ________ you work hard.
| A．if | B．unless | C．when | D．that |
—Ipreferspeaking to listeningin English learning.
—Oh, really? I think you should do well in______ of them.
| A．both | B．neither | C．some | D．all |
—Do you know ______ woman in red?
—Yes, she’s a professor of_________ university.
| A．the；a | B．a；an | C．the；an | D．/ ； the |