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【单选题】
在确定安全航速时,下列说法正确的是( )。A.
应考虑当时影响航行安全的一切相关因素
B.
主要考虑船舶的操纵性
C.
主要考虑船舶是否装备雷达
D.
在不同的的影响因素存在相互矛盾时，应当把船完全停住
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【单选题】What is the purpose in writing this text? 查看材料
A.
Telling people how serious the damage caused by landslides is.
B.
Telling people that sending workers to stabilize mountainsides is a risky job.
C.
Introducing a product that can be used to stabilize mountainsides.
D.
Showing people how to use a new product.
【简答题】用方框内所给单词的适当形式完成短文。 learn, question, problem, be, help, little, good, much, happy, teach, attitude, how Have you ever had problems in your life that got in the way of your happiness? If so, you will fi...
【单选题】Would you be kind enough_____me how to go to the office?
A.
as to tell
B.
to tell
C.
telling
D.
tell
【单选题】The modern age is an age of electricity. People are so used to electric lights, radios, televisions, and telephones that it is hard to imagine what life would be like without them. When there is a pow...
A.
Electric eels are potentially dangerous.
B.
Biology and electricity appear to be closely related.
C.
People would be at a loss without electricity.
D.
Scientists still have much to discover about electricity.
【单选题】Text 3 A recent study demonstrated how powerful a few words can be：Forty competitive tennis players were shown digital images of balls coming their way．Just before each ball appeared，the players saw o...
A.
excellent performance often goes with well-trained players
B.
excellent performance often goes with positive comments
C.
high-tech methods help players avoid unforced errors
D.
high-tech methods increase players’competitiveness
【简答题】It’s not easy to be an astronaut’s son . Everybody expects you to be special or perfect . I often wonder how my father ever had a son like me . I mean he’s so special and so good at everything he does...
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