Most people advise that students’ heavy burden __________.
| A．reduce | B．be reduced | C．to be reduced | D．reduced |
The engineer __________ my father works is about 60 years old.
| A．to whom | B．on whom | C．with whom | D．with which |
Do you know the boy_________ father died in the fire?
| A．who | B．which | C．whose | D．whom |
We will go climbing next Sunday. Will you __________us?
| A．join in | B．attend | C．join | D．take part in |
The teacher as well as the students __________ the boy’s handwriting.
| A．think highly of | B．thinks highly of |
| C．thinks high of | D．thinks high of |
Mary gave Jack so much help that he gave her some roses ______ for her kindness
| A．in turn | B．by turns | C．in answer | D．in return |