The worker earned little money a month，so he had to________only fast noodles.
| A．exist on | B．exist in |
| C．lie in | D．lie on |
It is usually warm in my hometown in March, but it be rather cold sometime.
| A．must |
| B．can |
| C．should |
| D．would |
Mary answered all the questions __________the last one, which she had never heard of before.
| A．except for |
| B．as well as |
| C．together with |
| D．apart from |
I've worked with children before, so I know what__________ in my new job.
| A．expected |
| B．to expect |
| C．to be expecting |
| D．expects |
Get down to the experiment right away if possible,__________ you will not finish it before dark.
| A．and |
| B．but |
| C．or |
| D．while |
---What do you think made Mary so upset?
--- ______ her new bike.
| A．As she lost |
| B．Lost |
| C．Losing |
| D．Because of losing |