What impression might the Discovery Channel live on children?
A. Nature is too mysterious to understand.
B. Nature seems very far away from them.
C. Parks and gardens are not precious nature.
D. Backyard trees and flowers are part of nature.
查看答案
What is the main idea of this passage?
A. Nature programs are good for adults but not good for children.
B. Parks and gardens are good places to experience nature.
Children should learn a lot of knowledge about nature.
D. Real nature experiences come from physical contact with nature.
If he_____ me tomorrow, I would let him know.
A. are not able
B. should not have been able
C. were not able
D. should call
If you asked your father you_____ permission.
A. may get
B. might get
C. should have called
D. maybe get
If you hadn’t taken such a long time to get dressed, we’d______there by now.
A. is
B. been
C. have been
D. be
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