1、【题目】Robots differ from automatic machines ________ after completion of one specific task，they can be reprogrammed by a computer to do another one.

选项：

A.incase

B.inthat

C.inwhich

D.intime

答案：

B

解析：

inthat意思是：在于，因为。解释differfromautomaticmachines的具体方面。

1、【题目】AlthoughTomissatisfiedwithhisacademicachievement，hewonders_______willhappentohisfamilylife.

选项：

A.it

B.that

C.what

D.this

答案：

C

解析：

what 引导宾语从句，并在从句中作主语。句意：尽管汤姆对自己的学术成就很满意，但是他想知道他的家庭生活将会如何?

1、【题目】People who can ’t _______ between colors are said to be color -blind.

选项：

A.separate

B.divide

C.distinguish

D.appointed

答案：

C

解析：

distinguish：区别，辨别。distinguish多与between、from搭配.

1、【题目】The professor worked for 7 hours at a ________.

选项：

A.stretch

B.extend

C.expand

D.prolong

答案：

A

解析：

此题考查的是固定词组搭配。atastretch一口气地。

1、【题目】Anxietycan________withchildren’sperformanceatschool.

选项：

A.refer

B.prefer

C.infer

D.interfere

答案：

D

解析：

A refer to 提到、查阅、涉及 B prefer to 更喜欢