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【单选题】
超声检测混凝土表面质量时平测法是指( )。A.
两只换能器对面布置
B.
两只换能器布置在同一表面
C.
两只换能器在相邻面布置
D.
两只换能器平行布置
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举一反三
【单选题】Passage 2 Questions 19 to 22 are based on the passage you have just heard.
A.
Talking about a book.
B.
Traveling with a book.
C.
Listening to an audio book.
D.
Recommending a book to friends.
【单选题】Passage 2 The Responsibility of Care Questions 19 to 21 are based on the passage you have just heard. 19.
A.
To solve life’s great mysteries.
B.
To rediscover ourselves.
C.
To figure out our past mistakes.
D.
As a guide to improve the future.
【简答题】Passage 2 Questions 19 to 22 are based on the passage you have just heard
【简答题】Passage Two Questions
19 to 2 2 are based on the passage you have
just heard.
【单选题】Passage 2 Questions 19 to 22 are based on the passage you have just heard.
A.
Reading can keep you stay physically healthy.
B.
Reading can take you to a faraway place.
C.
Reading can be positive to your brain functions.
D.
Reading can help you to be more active in work.
【单选题】Passage 2 Questions 19 to 22 are based on the passage you have just heard.
A.
Enable the heart to beat much faster.
B.
Find out the reason for ageing.
C.
Exercise regularly to keep their heart healthy.
D.
Pr cells from being lost.
【单选题】Passage 2 Questions 19 to 22 are based on the passage you have just heard.
A.
The reason why ageing takes a greaterloss on the male heart has been found out.
B.
Scientists have yet to find out why the male heart loses more ofthe cells.
C.
The team has done something to pr the male from sufferingthe greater loss.
D.
Women over 70 could lose more heart cells than those at the ageof 20.
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