—Whose cell phone is it?—-I’m not sure. You can ask him. Maybe it belongs to ____.A. his B. him C. he
Do you have some trouble friends with these foreigners?A. making B. make C .makes
It’s important for us __our English.A. to improve B. improving C. improved
The students practice__ English every morning.A. speak B. to speak C. speaking
Enjoy __ the challenge.A .face B. to face C. facing
If you have any question, you can ask your teacher __help.A. to B. for C. with