TRẮC NGHIỆM KIỂM TRA THÌ ĐỘNG TỪ

He has been selling motorbikes ……..

This time tomorrow, I ….. in the swimming pool.

• am relaxing

• will be relaxing

• relax

• relaxed

Someone …….. at the door. Can you hear it?

• knocks

• is knocking

• will knock

• was knocking

London ……… the capital of the United Kingdom.

• is

• was

• will be

• is being

I used to swim in this river when I …….. young.

• am

• was

• will be

• have been

The girl weeps whenever she ……… such a story.

• hears

• has heard

• will hear

• heard

It's an hour since he …………, so he must be at the office now.

• is leaving

• was leaving

• has left

• left

Fish ……. on the earth for ages.

• exists

• are existing

• exist

• have existed

Since they had that big argument, he crosses the street whenever he ….... her.

• saw

• sees

• will see

• is seeing

I'm sorry for keeping you waiting, I ……. to make a phone call to London.

• have tried

• will try

• tried

• have been trying