下列各数是无理数的是（ ） A．0.4 B．0 C．2 D．-1

磁电系仪表的特点之一是（）。

A、灵敏度高

B、结构简单

C、交直流两用

D、内阻小

小题1:Nor ________________________ (我认为) they should give it to any government.   (think)

小题2:_________________________ (能够证明) China has more people than any other country in

the world.   (prove)

小题3:I lived in ________________________ (你们现在称为古希腊的地方) and I used to write

about the Olympic Games a long time ago.   (what)

小题4:_____________________ (你英语讲得越多), the better your English will become.   (speak)

小题5:_________________ (过了几乎200年) before I was built as an analytical machine.   (take)

小题6:First as a PC and then as a laptop, I ___________________________ (被用) in offices and

homes since the 1970s.   (use)

小题7:You had to pay to _________________________________ (修理相机).    (get)

小题8:It was my sister ______________________________________ (先有此念头的).   (have)

小题9:The writer was sleeping downstairs ________________________ (突然爆发地震).   (break)

小题10:We were put into a position ______________________________________ (我们要么不得不

接受) we were less important, or fight the government.    (which)

下列选项中，不适宜于政府投资补助的项目是( )。

A．农业综合开发资助农业发展的项目
B．促进欠发达地区的经济和社会发展的投资项目
C．政府支持的大企业创业投资项目
D．具有经营性质的科研开发项目

林木绿化率