“How was _________ they discovered the entrance to the underground palace?” “Totally by chance.”
| A．it that | B．he that | C．it when | D．he which |
________ I always felt I would pass the exam, I never thought I would get an A.
A. While
B. Once
C. If
D. Until
The air quality in the city, ______ is shown in the report, has improved over the past two months.
| A．that |
| B．it |
| C．as |
| D．what |
——Look at those clouds！
——Don’t worry. it rains, we will still have a great time.
| A．Even if |
| B．As though |
| C．In case |
| D．If only |
I am listening to music while he is surfing the Internet.
| A．like ;fond of |
| B．into; fond of |
| C．interested ; into |
| D．fond of ;enjoy |
To , we didn’t have breakfast.
| A．save time |
| B．spend time |
| C．kill time |
| D．waste time |