30．一Cydia，what did you hear our teacher said just now?
一Every boy and every girl as well as the teacher who___to lead the group____asked to be at the school gate before 6：30 in the morning
| A．is；is | B．are；ate | C．are；is | D．is；are |
I'm afraid he's more of a talker than a doer, which ishe never finishes anything.
| A． | that | B． | when | C． | where | D． | why |
They are broadening the bridge to_____ the flow of traffic.
| A．put off | B．speed up | C．turn on | D．work out |
The two girls are so alike that strangers find_____ difficult to tell one from the other.
| A．it | B．them | C．her | D．that |
Find ways to praise your children often,_____ you’ll find they will open their hearts to you.
| A．till | B．or | C．and | D．but |
-I’m sorry I broken the vase.
-Oh,_____. It wasn’t very expensive.
| A．you’d better not | B．I’m afraid not | C．as you wish | D．that’s all right |