Unit 4 wildlife protection reading课时作业

　　Ⅰ.用所给词的适当形式填空

　　1．These pandas live happily under the __protection__(protect)of their friends，humans.

　　2．Twenty years later，the number of workforce in the country will have __decreased__ (decrease) by 16%.

　　3．What you had planned was of great __importance__(important) to your decision.

　　4．The rich man is very selfish and shows no __mercy__(merciful) to the poor.

　　5．That he left became a great __loss__(lose)to the company.

　　6．The man from a __distant__(distance) village is now the manager of the big company.

　　7．There has been no __response__(respond) to the workers' request for the pay rise.

　　8．The listeners were deeply __affected__(affect)by his story.

　　9．Completely __employing__ (employ) himself in his work，he missed the lunch.

　　10．As a painter，he is a __success__(succeed)，but as a father，he is a failure.

　　Ⅱ.选择适当的短语填空

　　in danger of，would appreciate it if，do harm to，decrease...by，protect...from，employ...to do...，show no mercy to，succeed in，be certain to，contain oneself

　　1．You must __employ__ someone __to__ take over the project.

　　2．Nuclear power will __do harm to__ our health and safety if improperly used.

　　3．Too much hunting makes this kind of birds __in danger of__ dying out.

　　4．The engine of the car was out of order，but they __succeeded in__repairing it.

　　5．I __would appreciate it if__ you help me to find his address.

　　6．The cruel pirate __showed no mercy to__ those foreign sailors.

　　7．They raised their arms to __protect__ their child __from__ hurt.

　　8．Cheer up! We __are certain to__ win the game.

　　9．On hearing the good news，she couldn't __contain herself__ with joy.

　　10．They tried to __decrease__ the costs __by__ 10%.

　　Ⅲ.单句语法填空

　　1．When they were lost during their last voyage，they were at __the__ mercy of the sea but finally they survived.

　　解析：考查介词短语的含义。句意：当他们在上一次的航海中迷失，他们任由大海摆布但是最终活了下来。此处at the mercy of意为"任由......摆布"。

　　2．Whoever has common sense knows that smoking does harm __to__ people's health.

解析：考查do harm to...。句意：任何有常识的人都知道吸烟有害健康。do harm to...对...