--- You look ______,Paul. What’s the matter?--- I’m having trouble _____

--- You look ______,Paul. What’s the matter?--- I’m having trouble ______ math.

#51056

tired, to learn

worried, learning

frustrated, to learn

angrily, learning

推荐题目

There are many students ______ in the apartment.

#49788

live

lives

living

lived

Let's __________. We haven't got any fruit and vegetables.

#49269

went shopping

go shopping

goes shopping

going shopping

Would you like _______ some milk?

#49421

have

to have

having

Has

This piece of music is worth __________.

#49920

to listen

to listen to

listening

listening to

Could you please ________?

#49476

do the dishes

doing the dishes

to do the dishes

did the dishes

共1553题