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【单选题】
When comparing twin screw tug to single-screw tugs，which statement about a twin-screw tug is FALSE ().A.
If one engine fails，you do not lose control of the tow
B.
It is more maneuverable
C.
It develops more bollard pull for the same horsepower
D.
It is generally subject to more propeller damage from debris in the water
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【简答题】口算： 3 2 +2 2 = 2.25+ 3 4 = 4 7 ÷4 = 8- 4 5 = 0.21× 3 4 +0.21÷4 = 21÷4= 1÷( 1 10 ÷ 1 8 ) = 1 5 ÷5×25 = 5 9 + 1 5 - 5 9 = 1- 11 13 - 2 13 =
【单选题】My grandfather is as ________ as a young man and hates sitting around doing nothing all day.
A.
nervous
B.
energetic
C.
anxious
D.
creative
【简答题】根据语境，填入适当的词语或句子，补全对话。 A: Hello, Mr Zhang! B: Hello, Bob! You look worried and nervous. _ 1 ? A: I have a big problem. _ 2 . B: What's your problem? A: You know I love basketball best. But since I...
【简答题】听下面一段材料，回答第1至第3题。 1. How did the man feel when he met the woman? [ ] A. Upset. B. Nervous. C. Surprised. 2. What is the man? [ ] A. He is an employee at the Internet Cafe. B. He is a student w...
【简答题】直接写出得数。 0.3×7= 0.66÷6= 10÷0.2= 0.25×4= + = - = 1- = + =
【简答题】竖式计算并验算 （1）3.906+0.66= （2）28.56-14.76=
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