The doctor thought would be good for the patient to drink more water.
| A．this | B．that | C．one | D．it |
__________ the directions exactly, you will never get confused.
| A．Follow | B．To follow | C．Following | D．Followed by |
Some people have called ________ the worst period ever for Pop Music.
| A．1990’s | B．the 1990 | C．the 1990’s | D．1990s |
Only after he had spent several nights working on the math problem _______ to wonder whether the problem was wrongly set.
| A．that he began | B．did he begin | C．then he began | D．so that he began |
__________ David could remember, he had never said an angry word to that customer.
| A．As far as | B．As long as | C．As well as | D．As much as |
________ enthusiasm when he heard our advice, he didn’t take any notice.
| A．To lack | B．Lacking of | C．To lack in | D．Lacking |