1 The strees are all c______ in the rush hours.

问题描述:

1 The strees are all c______ in the rush hours.
2 He didn't do well in the e_____,so he felt unhappy
3 Last week we visired the Palace M_______
4We were very tired ___ the day.(A the end of B at the end of C at the back of D in the end)

1.crowded
2.exam
3.Museum
4.B at the end of