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【单选题】
由几种不同类型的组织联合形成的具有一定形态特征和生理机能的结构 称为( )A.
器官
B.
组织
C.
系统
D.
细胞群
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举一反三
【单选题】According to the author, most people realize that______.
A.
great efforts have been made to solve the energy problem
B.
the automobile uses large amounts of gasoline
C.
car pools help to solve some of the energy problem
D.
alternate sources of energy must be found
【简答题】海关在查验进出境货物、物品时，损坏被查验的货物、物品的，依法应当赔偿直接损失和间接损失。（ ）
【单选题】Great efforts have been made to ________the diplomatic relations between the two countries.
A.
normalize
B.
modernize
C.
mechanize
D.
standardize
【单选题】Great efforts have been ____to improve people’s living conditions in China in the past two years.
A.
got
B.
won
C.
made
D.
did
【单选题】在进行照明用电设备的负荷计算时，应按下列（）规定计算设备功率。
A.
金属卤化物灯除光源的功率外，不必考虑镇流器的功率损耗
B.
低压卤钨灯除光源功率外，还应考虑变压器的功率损耗
C.
白炽灯、高压钠灯按光源标出的额定功率计算设备功率
D.
气体放电灯、金属卤化物灯除光源的功率外，还应考虑镇流器的功率损耗
【单选题】Though great efforts have been ________on her study,Annie can’t still make any improvements,which makes her parents greatly________.
A.
made;surprised
B.
done;surprising
C.
taken;surprised
D.
given;surprising
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