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【简答题】
如图所示,使一薄钢条的下端固定,现分别用不同的它, F l =F 3 =F 4 > F 2 ,使其发生( a)、(b)、(c)、(d)各图中所示的形变,能说明力的作用效果与力的作用点有两是( ) A. 图(a)和（b） B. 图(a)和（c） C. 图(a)和（d） D. 图(b)和（d）
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举一反三
【单选题】Which sentence sounds more professional?
A.
“Do you get me?”
B.
“Do you understand?”
C.
“Does that make sense?”
D.
“Understanding?”
【单选题】Which sentence sounds more polite?
A.
“Could you give me your name please?”
B.
“Name?”
C.
“What are you called?”
D.
“What's your name?”
【单选题】Which sentence sounds more polite?
A.
“The rate was agreed to when the room was reserveD.”
B.
“This is the agreed rate – pay now.”
C.
“You agreed to this rate when you reserved the room.”
D.
“You signed for this rate so that is final.”
【单选题】Which sentence sounds more polite?
A.
“Door!”
B.
“Hold it”
C.
“Hold the door!”
D.
“Would you mind holding the door?”
【简答题】An _______ (aggress) person is brave, independent, and full of life and action.
【简答题】用所给词的适当形式填空. 1. The polar bears are kind of (aggress). 2. He was____ (surprise) to find no one in the zoo. 3. Zoos are like (live) textbooks for young people. 4. He ________(use) to be a teacher. 5. H...
【单选题】SQUANDER : ENERGY ::
A.
gamble : money
B.
accomplish : attainment
C.
shelter : security
D.
aggress : territory
E.
malinger : duty
【判断题】It is forbiddent carry any kind of weapons ,ammunitions,aggress ivetools and inflammable ,explosive ,corrosive poisonous articles on the plane 任何武器弹药，攻击性的器械一级易燃，易爆，腐蚀性的放射性的，有毒的物品都严禁带上飞机。
A.
正确
B.
错误
【单选题】Which sentence sounds more polite?
A.
“There has been a slight change to your tour today.”
B.
“We changed the tour.”
C.
“We had to change the tour today.”
D.
“You will see a change in the tour today.”
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