1 . Because of the limited time, we will start at the point _______ we left off yesterday.

A．which

B．where

C．as

D．when

2 . That was the very reason _______ Mac gave me the other day.

A．why

B．that

C．which

D．what

3 . In August, radioactive wastewater from Japan was released into the Pacific Ocean, _______ effects people are still suffering.

A．from which

B．in which

C．from whose

D．in whose

4 . I will never forget the day _______ I first went into the senior high school, _______ was greater than I could expect.

A．when; which

B．that; which

C．which; where

D．when; as

5 . 只有学会和自然和睦相处，我们才不会成为野生生物和地球的威胁。
__________ __________ we learn to exist in harmony with nature __________ __________ stop being a threat to wildlife and to our planet.

6 . We need to have factual knowledge __________ which we should base our thinking. (用适当的词填空)

7 . 住在那里的人有三分之二死亡或者受伤。(定语从句)
Two thirds of the people________ ________ ________were dead or injured.

9 . The film brought the hours back to me ________ I was taken good care of in that far-away village.

A．when

B．until

C．that

D．where

10 . —What was the party like?
—Wonderful. It’s been years _______ I enjoyed myself that much.

A．after

B．before

C．when

D．since