4. They suggested ______ people should plant more trees.
A: which
B: where
C: that
D: who
A: which
B: where
C: that
D: who
举一反三
- 3. They suggested ______ people should plant more trees.
- The purpose of the passage is to tell ______. A: that people should protect trees B: that people should plant more trees C: what trees can be used for D: what kinds of trees look beautiful
- More and more trees should ______ on the mountains. A: be planting B: being planted C: plant D: be planted
- People who love trees may （）. A: never cause trees injury B: damage trees on purpose C: do harm to trees without knowing it D: not be aware of which trees are healthy
- People usually plant trees ________ April in Beijing. A: on B: in C: at D: to