【单选题】The total ( ) of this shipment is $20,000.
【简答题】表面贴装的晶体管,常为黑色。表面贴装半导体器件主要采用 封装,封装形式有SOT23、 SOT89、SOT143。
【单选题】It ______last week that the haze(雾霾) in Beijing caused many problems.
【单选题】汉译英:“软包装;木托盘”,正确翻译为( )。
A.
wooden pallet;flexible package
B.
transparent package;wooden pallet
C.
flexible package;wooden pallet
D.
flexible package;transparent package
【单选题】胰腺的血液供应特点,下列不正确的是
B.
胰十二指肠上动脉和胰十二指肠下动脉分别来自胃十二指肠动脉和肠系膜上动脉
C.
胰头部的血供来自胰十二指肠上动脉和胰十二指肠下动脉
D.
胰十二指肠上动脉和胰十二指肠下动脉在胰头部相互形成动脉弓
E.
胰体尾部的血供来自胰背动脉及其分支、胰大动脉和胰尾动脉
【简答题】第二节 完形填空(共20小题,每小题1.5分,满分30分) Mr. and Mrs. Jones’ house was full of suitcases, packages and packed-up boxes. The two of them were ___36___with pencils and paper, ____37____their luggage, when there wa...
【单选题】Millie goes to the Reading Club _________ a week.