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【单选题】
圆柱齿轮的模数是齿距与( )的比值。A.
压力角
B.
齿形角
C.
齿厚
D.
π
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举一反三
【单选题】The reading club in our school _____ three years ago and I have been one of the students _____ charge of it. [ ]
A.
set up, on
B.
was started, in
C.
put up, at
D.
created, in
【简答题】How can we help the people who are not as l___小题1:____ as us? There are lots of things we can do. A snowstorm hit much of south china one January. And the disaster caused a great l____小题2:____. Many h...
【单选题】下列关于辅酶或辅基的叙述,错误的是
A.
属于结合酶类的酶分子组成中才含有辅酶或辅基
B.
维生素B族多参与辅酶或辅基的组成
C.
辅酶或辅基直接参加酶促反应
D.
一种辅酶或辅基只能与一种酶蛋白结合成一种全酶
E.
辅酶与辅基都是酶的辅助因子
【简答题】试述施工合同双方的一般权利和义务。
【简答题】The soldier was ________ of running away when the enemy attacked. A) scolded B) charged C) accused D) punished
【简答题】Internet has become part of young people’s life. You can do lots of things on line such as chatting, sending messages and emails, getting useful knowledge and information, buying things without going ...
【多选题】关于合同双方的权利和义务，下列说法中正确的是( )。
A.
多数合同双方的权利和义务是对等的
B.
权利和义务受法律保护，对当事人具有约束力
C.
只有签订了书面合同，权利和义务才受法律保护
D.
任何一方违反了约定的义务，都要承担相应的法律责任
【单选题】The film is loved by lots of people, but it is not to everyone’s ______.
A.
smell
B.
favor
C.
taste
D.
sound
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