—Mum, I can’t see any point in studying hard.
—Come on, dear! Years of hard work will surely in your future career.
| A．pay off | B．pay back |
| C．make sure | D．bring back |
Hefailedintheexamination,________madehisfatherveryangry.
| A．which | B．it | C．that | D．what |
There is no doubt ________ he will succeed.
| A．whether | B．which | C．that | D．if |
________ my surprise, ________ I could have a word with him, he left.
| A．In; before | B．To; before | C．In; when | D．To; since |
The school ________I studied for only two years was three kilometers away.
| A．what | B．that | C．where | D．which |
After ________ hard, I got a job in a gold mine.
| A．to try | B．tried | C．trying | D．try |