—Hi, Johnson, any idea where Susan is?
—It’s class time, so she in the classroom now.
| A．can be | B．must have been | C．might have been | D．should be |
The presents ______ on my birthday moved me a lot.
| A．received | B．were received | C．receiving | D．to receive |
Experience doesn't always _____ to the problem we are faced with.
| A．make a choice | B．make a difference | C．make up | D．make out |
A good friend is a person _______ we Turn for help when we are in trouble.
| A．who | B．whom | C．to whom | D．to which |
It was almost eight years Iater _____ the young man got his doctor's degree and became an engineer.
| A．since | B．when | C．before | D．that |
Lily managed to accomplish ______ the teacher encouraged her to do.
| A．that | B．what | C．which | D．whether |