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【判断题】
为了减少加工面积,并保证零件表面之间要有良好的接触,常常在铸件上设计出凸台、凹坑。A.
正确
B.
错误
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【简答题】补全文章 根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。 You may not be very familiar with “ecotourism”. ___1___But in an age of growing environmental awareness, it is not too difficult for us to imagine and un...
【简答题】Procrastination are people who have a chronic habit of putting things off, usually until the last minute and sometimes until it is too late altogether. The most 1 reason that procrastinators themselve...
【单选题】It can be inferred from the passage that ______.
A.
the energy crisis is similar to the natural disasters we had in the past
B.
the problem of energy is the most serious problem our country is confronted with
C.
the author is uninterested in the problems of our society
D.
the author is particularly worried about the crises we are facing
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【单选题】It is implied in the text it is hard to______．
A.
carry life learning through
B.
tell the nature of life learning
C.
learn without going to school
D.
find a specially trained teacher
【单选题】Section B Directions: There are 2 passages in this part. Each passage is followed by some questions or unfinished statements. For each of them there are four choices marked A), B), C) and D). You shou...
A.
They are sure to enjoy a longer and happier life.
B.
They have lived long enough to read this article.
C.
They are more likely to survive serious diseases today.
D.
Their average life span has been considerably extended.
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