likaishizuihaodexuanze!huoxu.yongyuandoubuhuihuilaile,这句拼音汉字

3道英语xuanze题~大哥哥 姐姐们帮下忙了!好的加分的.
he is ____as mr brown
a same height b the same height c the same high d so high
the *** should consider____the environment
a how to improve b how can they improve c what to improve d what will they improve
pollution ____abig problem if we don't do anything with it now
a has become b will become c became d would become

英语xuanze
She thought i was praising her son,___as a matter of fact , I was scolding him for his bad behavior at school.
a while b therefore c which d so that
请详细讲原因!

:)英语xuanze题(答对者赏300)
1.We knou ______travels very fast.
a.sound b.sounds c.a sound d.the sound
2.We called at______yesterday.
a.my uncle b.my uncles' c.my uncle's d.a friend of my uncle
3.I will give you ____to finish it.
a.two week's time b.two weeks' time c.two week time d.two weeks time
不许说些无聊的话,如:你读几年级?不然你完了>_