---Mother, I’m afraid I can’t pass the exam.
---______, darling. Your hard work will pay off.
| A．Just my luck | B．Don’t mention it | C．Take it easy | D．It serves you right |
you have seen both fighters, will win?
| A．Since; do you think who | B．As; who you think |
| C．When; whoever | D．Since; who do you think |
He was busy writing a story, only once in a while to smoke a cigarette.
| A．to stop | B．stopping | C．to have stopped | D．having stopped |
I like getting up very early in summer. The morning air is so good .
| A．to be breathed | B．to breathe | C．breathing | D．being breathed |
The wet weather will continue tomorrow, when a cold front to arrive.
| A．is expected | B．is expecting | C．expects | D．will be expected |
When he the door, he found his keys were nowhere.
| A．would open | B．opened | C．had opened | D．was to open |