______ historical evidence, they tried their best to defend their point of view.
| A．Draw on | B．Drawing upon | C．Drawn upon | D．To draw on |
Take care! There is a nail______of the chair.
| A．sticking out | B．putting out | C．standing out | D．giving out |
As far as we know, half of Canadian teenagers do not get enough sleep on school nights, _____?
| A．do they | B．don’t they |
| C．don’t you | D．isn’t it |
If you want to get more information on how to apply for studying overseas, you can go to the office of foreignfor details.
| A．events | B．matters | C．affairs | D．business |
by beautiful green mountains and situated at the foot of Huangshan Mountain makes Tai Ping Lake a famous tourist attraction.
| A．Surrounded | B．Being surrounded |
| C．Having been surrounded | D．Surrounding |
I have kept the photoI can see it easily, as it reminds me of my happy childhood in the countryside.
| A．in which | B．when | C．where | D．that |