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【单选题】
弯制卡环的要求和注意事项,下列不正确的是A.
卡环体应放在基牙的倒凹区
B.
应避免反复弯曲和扭转卡环钢丝
C.
卡环臂应与牙面紧密接触
D.
连接体的升部和降部应与牙轴面平行，不能深入基牙的倒凹区
E.
间隙卡环在隙卡沟内部分应与基牙密切贴合
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举一反三
【单选题】_____ advice I give him, he always behaves in his own way. I simply can’t do anything with him.
A.
How
B.
Whatever
C.
However
D.
No matter
【简答题】目前我国地缘方向上表现为“北稳，南和，东紧，（）”的不同态势。
【单选题】—I don’t know how to deal with my son. He always refuses ______ advice I give him. —He just wants to show he has grown up, maybe.
A.
no matter what
B.
whatever
C.
no matter which
D.
whichever
【单选题】______ advice I give him , he just does not listen.
A.
However
B.
No matter how
C.
No matter
D.
Whatever
【简答题】读短文,选择正确答案。 In my family, my little brother often asks me for advice. I thind he does it because he knows I will give him my honest opinion about his problems. When I have to help him, I start by aski...
【单选题】对文本进行镜像操作时常会出现文本倒转的情况,以下哪种方式可以文本不倒转( )。
A.
mirrtext=1
B.
mirrtext=0
C.
mirror=1
D.
mirror=0
【简答题】SQL语言中，删除一个表的命令是
【简答题】In my family, my little brother often asks me for advice. I think he does it because he knows I will give him my honest opinion about his problems. When I have to help him, I start by asking him how h...
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