(2012·辽宁高考)One of our rules is that every student ________ wear school uniform while at school.

He hoped that he would _____ a more suitable job

下列各句中没有语病的一句是

This is _____ third year that China has taken part in the activity Earth Hour. But we hope we can try our best to make the earth ____better world.

Out of the crowded bus______, who was dressed in a black suit and waved to a woman..