Robots more heavy work for us in the future．（ ）
| A． |
will do |
B． |
did |
C． |
have done |
D． |
were doing |
I often go to school_______ foot.（ ）
| A． |
in |
B． |
by |
C． |
on |
D． |
at |
﹣﹣﹣Can I help you，sir？
﹣﹣Yes.I am _______ a coat.（ ）
| A． |
looking for |
B． |
looking through |
| C． |
looking after |
D． |
﹣﹣﹣Hi，Shirley!Could you tell me ________ ？
﹣﹣﹣Sure.I usually go to work at 7：00 am.（ ）
| A． |
when do you go to work |
| B． |
how you go to work |
| C． |
when you go to work |
﹣﹣﹣Does the method you thought of______ the problem make any sense？
﹣﹣﹣Of course.（ ）
| A． |
solve |
B． |
of solving |
C． |
solving |
He_______ like his brother.（ ）
| A． |
look |
B． |
looks |
C． |
looking |