The children all turned ____ the famous actress as she entered the classroom. 
| A．looked at | B．to look at |
C．to looking at | D．look at |
Our family sat in front of the television on the eve of the Spring Festival, happy___ the Spring Festival Evening Gala.
| A．to watch | B．watching | C．watched | D．to have watched |
—I heard they went skiing in the mountains last winter.
—It true because there was little snow there.
| A．may be not | B．won’t be | C．couldn’t be | D．mustn’t be |
We at the airport; otherwise we would have arrived home by lunch time.
| A．had delayed | B．were delayed | C．had been delayed | D．have delayed |
There is no need for you to go on a diet; you are only slightly overweight ______ your height.
| A．in case of | B．in relation to | C．in return for | D．in response to |
China needs to strike a balance between maintaining a ______ fast and stable development and economic structural adjustment.
| A．relatively | B．seemingly | C．approximately | D．environmentally |