单词拼写（共10小题；每小题0.5分，满分5分）

小题1:Only if you ask many different questions will you a ____all the information you need to know

小题2:The medicine gave________(立刻的) relief from pain.

小题3:Many patients couldn't get the medical t ______they needed in the past.

小题4:They work day and night to produce enough machines to meet the_______（需求）of the local farmers.

小题5:It 's immoral(不道德的)that he p ________some polluted water into the river.

小题6:Soldiers in an open field are_________（暴露）to the enemy's fire.

小题7:How many countries does the UK e ________ of?

小题8:The police have arrested two__________（嫌疑犯）in  connecion with the bank robberv.

小题9:He was tired of his wife's c _________ complaint.

小题10:If you pay your bills on time, your___________（信用）will be good.

如图在一块玻璃砖内，一束平行光线恰好正对着玻璃内铁饼形状的空气泡射去，则光束通过空气泡

Ａ．仍为平行光束

Ｂ．变为发散光束

Ｃ．变为会聚光束

Ｄ．无法确定