.
It was _____ his mother came in _____ to prepare his lessons.
| A．not until; did the boy begin | B．until; that the boy didn’t begin |
| C．until; did the boy not begin | D．not until; that the boy began |
—Did you ask your pen pal ___?
—Yes, he’ll come here after the exam.
| A．what he will do |
| B．how he could get there |
| C．when he would come |
| D．why he will come |
I found lots of people were visiting the beautiful mountains when I ___ the car.
| A．took out of |
| B．looked at |
| C．run out of |
| D．got out of |
I’d like to have a picnic with you in the park. ___ , I’m too busy today.
| A．But |
| B．And |
| C．So |
| D．Or |
The doctor ___ the crying boy, but he couldn’t find what was wrong with him.
| A．looked over |
| B．looked after |
| C．looked for |
| D．looked out |
After walking for 4 hours, he was ___ tired ___ move on.
| A．as;as |
| B．too;to |
| C．so;that |
| D．such;that |