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【简答题】
猜一猜,算一算,被方框挡住的是哪些数?
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..
皮皮学刷刷变学霸
举一反三
【简答题】Laura opened the envelope, (fold)______ the letter and began to read it carefully.
【单选题】在PartitionsMagic中对硬分区操作后,如果不满意按快捷键()则使前面的操作失效,回到未操作之前的状态
A.
ALT+D
B.
shift+D
C.
Ctrl+D
D.
ALT+Shift+D
【单选题】车削螺纹时,产生螺距误差、影响误差大小的主要因素是...............( )
A.
主轴回转精度
B.
导轨误差
C.
传动链误差
D.
测量误差
【单选题】Please read them carefully,  ______ you are, ______ mistakes you’ll make. [     ]
A.
The more carefully, the fewer
B.
The more careful, the less
C.
The more carefully, the less
D.
The more careful, the fewer
【单选题】He ___be over forty years old. He looks so young.
A.
may not
B.
must not
C.
can not
D.
needn't
【单选题】He ________ be more than thirty------ he looks so young, just like a teenager!
A.
can’t
B.
mustn’t
C.
shouldn’t
D.
may not
【单选题】技师甲说:“拆蓄电池负极桩线后,发动机ECU所有诊断码都会被清除”。技师乙说:“拆蓄电池负极桩线后,发动机ECU部分诊断码将被清除”。请问哪位技师说的对?()
A.
技师甲说的正确
B.
乙说的正确
C.
技师甲和技师乙都正确
D.
技师甲和技师乙都不正确
【单选题】Always read the________on the bottle carefully
A.
35.Always read the________on the bottle carefully andtake the right amout of medieine.  ( 福建 ) A.explanations      
B.
instructions          
C.
descriptions       
D.
introductions
【单选题】he must be ill,( ) he looks so pale.
A.
since
B.
because
C.
as
D.
for
【单选题】-Why do you like him? -________ he looks so serious. [     ]
A.
So
B.
Because
C.
When
D.
How
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