ListeningPartYoucanlookatthesamplemachinehere.“sample”means_____.
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ListeningPartSomeofourproductsareexportedto_______.
A. Japan
B. SouthAfrica
C. Korea
D. Europe
Ihaven’tdecided_____hoteltostayat.
A. which
B. what
C. at which
D. where
I have no idea______ the meeting will be held.
A. that
B. which
C. if
D. where
“Precisionequipment”means_______.
A. 精密校准
B. 精密测量
C. 精密仪器
D. 精密数据