In ancient times, dogs were mainly ______helping people hunt( 打猎) .Now they are more useful-they can help the blinds, search for the bad eggs,...
| A．bad for | B．used to | C．used for | D．good at |
The boy has little milk every morning, ___________?
A hasn’t he B has he C does he D doesn’t he
My father ___________live in the country. But now he _______living in the city.
A used for, is used to B is used to , used to
C use, used to D used to , is used to
___________go shopping with us?
A What about B How about C Why don’t you D Why not you
He had to stay at home _____________the heavy rain.
A because B since C because of D so
I found _________difficult to work out the problem.
A it’s B this C that D it