Could you please tell me ？
Yes． He went there by plane last week．（ ）
| A． |
where Mr． Brown will go |
| B． |
how Mr． Brown went to Beijing |
| C． |
how long Mr． Brown has been in Beijing |
| D． |
when did Mr． Brown go to Beijing |
Eighty percent of the students in this school______three to five times a week．（ ）
| A． |
exercises． |
B． |
exercise |
C． |
exercising |
That ______be an alien﹣there's no such thing！（ ）
| A． |
might |
B． |
must |
C． |
can't |
Miss Li likes swimming very much and now she_______ on Saturday afternoon．（ ）
| A． |
used to swim |
| B． |
is used to swim |
| C． |
is used to swimming |
If you take a vacation this summer，so______I．（ ）
| A． |
will |
B． |
do |
C． |
am |
________have you prepared for the competition？
For two months．（ ）
| A． |
How far |
B． |
How long |
C． |
How soon |