1.The sick person has taken a ____ for thebetter.

A) coverB) recover C) changeD) turn

2.Unfortunately he couldn't ____ for the loss.

A) explainB) call C) accountD) take

3.Most science-fiction writers seek to persuadereaders that the world they have created is ____ andis derived from scientific principles.

A) possibleB) impossible C) certainlyD) unlikely

4.A guided missile consists basically of a warhead attached to a tube like body. A rocket ora jet engine may ____ the missile.

A) powerB) pull C) compelD) expel

5.In judging his behavior, I hope that he committee will ____ his stage performance intoaccount.

A) putB) let C) takeD) make

6. Heavy fog made the morning light ____.

A) brightB) distortedC) dimD) filthy

7.The travel industry plays a major role in the ____ of business, recreation, and family life.

A) sphereB) scalesC) surplusD) surveys

8.He was dismissed for failing to ____ with the school regulations.

A) accommodateB) comply C) competeD) apply

9.Some science students reach a high ____of English competence in communication.

A) levelB) planeC) surfaceD) live

10.Everyone should be ____ innocent until it is proved that he is guilty.

A) presumedB) assumedC) resumedD) consumed

答案與解析：

1.D。

take a turn for the better病情有所好轉。

2.C。

account for，固定搭配，意為"解釋"。

3.A。

根據(jù)句義，此處需填入的詞應具有肯定意義，因而possible為恰當選項;certainly為副詞，不適用。

4.A。

power提供動力;pull拉;compel強迫;expel驅逐。

5.C。

6.C。

dim不明亮，朦朧的;distorted扭曲的;filthy不潔的、污穢的。

7.A。

sphere范圍、領域;scale規(guī)模;surplus多余的;survey調(diào)查。

8.B。

comply with為固定搭配，意為"遵守"，符合題意。

9.A。

level水平;plane平面;surface表面;line線。

10.B。

assume sb. to be"認為……是……"，符合題意。

（實習編輯：王曉曉）