— ______ does Bob play tennis?
— Twice a week.
| A．How long | B．How far | C．How soon | D．How often |
The underlined part in the word “waited ” is pronounced as________.
| A．/ Id/ | B．/ It / | C．/d / | D．/ t / |
Some students were too tired on after the tiring trip .
A. not to walk B. walk C. to walk
I’ve learned __in that way.
A. many B. a lot C. a lot of
Do you have some troublefriends with these foreigners?
A. making B. make C .makes
It’s important for us __our English.
A. to improve B. improving C. improved