________ you may have，you should gather your courage to face the challenge.
| A．However a serious problem |
| B．What a serious problem |
| C．However serious a problem |
| D．What serious a problem |
Although he is considered to be one of the most outstanding scientists in his field, Professor White cannot seem to get his ideas ___________ in class.
| A．down | B．on | C．up | D．across |
The task wasn’t easy, but we managed it __________.
| A．anyhow | B．anyway | C．somehow | D．some way |
___________ the little boy John they would all have died from the gas leakage.
| A．Except for | B．Except | C．But for | D．For all |
According to the research, the higher the standard of living, the ___________.
| A．greater is the amount of goods is consumed | B．greater amount of goods consumed |
| C．amount of goods is used greater | D．greater the amount of goods consumed |
We have got everything ready at once, with our guests _________ to come in ten minutes.
| A．expected | B．expecting | C．are expecting | D．to expect |