To save class time, our teacher has ________ students do half of the exercises in class and complete the other half for our homework.
| A．we | B．us | C．our | D．ours |
______is known to us, he is the top student of our class.
| A．It | B．As | C．This | D．That |
She asked the doctor to speak to her parents on her___.
| A．aspect | B．behalf | C．appearance | D．background |
I feel it is your husband who____for the spoiled child.
| A．is to blame | B．is going to blame | C．is to be blamed | D．should blame |
The flood started and we had to_____higher ground.
| A．seek | B．search | C．discover | D．invent |
Some experts have made an ______ parents to supervise their children.
| A．adaption | B．adoption | C．attitude | D．appeal |