________ it is true that a student's most important goal is to do well in his or her studies，it doesn't need to be the only goal.
| A．When | B．As | C．While | D．Before |
Provision of food andis their main concern for the flood victims.
| A．relief | B．safety | C．shelter | D．defense |
The old lady likes to spend time indoors,she can comfortably watch televison and read newspapers.
| A．when | B．that | C．which | D．where |
Ballet is highly technical and itprofessional dancers years to train.
| A．takes | B．achieves | C．deserves | D．needs |
Tom is absent this week.Do you know whatto him?
| A．has happened | B．was happening | C．will happen | D．had happened |
—Is there anythingfor tomorrow?
—Yes.We’re going to have a picnie if it doesn’t rain.
| A．planned | B．being planned | C．to be planned | D．planning |