Single-parent usually____ some of the functions that absent adult in the house would have served under the financial crisis.
| A．takes over | B．takes after | C．takes out | D．takes in |
_____ the watch and see if you can find out what’s wrong with it.
| A．Pack up | B．Break down | C．Dig out | D．Take apart |
John is a good swimmer, but I don’t like the way ____ he always shows off in front of everyone.
| A．how | B．why | C．不填 | D．which |
_____ you understand the rules of the game, you will enjoy it.
| A．Before | B．Even if | C．Once | D．While |
The child asked his mother ______ go out to play tennis.
| A．that he could | B．if he could | C．if could he | D．that could he |
Mr. Zhang, our math teacher, is strict with students and serious in teaching work, so he ____.
| A．thinks highly of | B．is thought highly |
| C．is highly thinking | D．is highly thought of |