2016届高考英语一轮复习课时作业：必修三 Unit 4 Astronomy：the science of the stars课时作业(十四) Unit 4 Astronomy：the science of the stars
Ⅰ.用所给词的适当形式填空
1.She tapped him________(gentle) on the shoulder.
2.The________(presence) situation cannot be allowed to continue.
3.Like his brother，she likes music very much，but________(like) him，she is much more careful in her studies.
4.We can't________without water.That means our________depends on water.(exist)
5.Drinking a little wine is________to your health，but smoking has a________effect on you.(harm)
6.Seeing the________scene，the girl trembled________as she was afraid of________.(violent)
7.I often read of incidents of misunderstanding or conflict.I'm left________(puzzle)．
8.6________(multiply) by 5，the result is 30.
9.Look！There is something________(float) on the water.
10.________(pull)out of a recession is a lengthy and drawnout process.
答案：1.gently 2.present 3.unlike 4.exist；existence
5.harmless；harmful 6.violent；violently; violence 7.puzzled
8.multiplied 9.floating 10.Pulling
