Tense คู่

Oliver was driving his car when two cars ____________ in front of him.

• collides

• 1. collided

• 1. were colliding

• 1. had collided

While Mrs. Jenkins was being on call with a client, her secretary ____________ hot coffee.

• served

• serves

• was serving

• had served

By the time the product ____________ the market, the consumers will have lost interest.

• hit

• 1. hits

• 1. is hitting

• 1. had hit

After Robert had finished playing his game, his sister ____________ all the dishes.

• washes

• 1. washed

• 1. is washing

• 1. had washed

The brothers ____________ outside when Emma finished reading a magazine.

• played

• 1. are playing

• 1. had played

• were playing

The plane ____________ by the time you arrive to the airport.

• will be departed

• 1. is departing

• 1. will have departed

• departed

The power ____________ out while Dora was surfing the internet.

• goes

• 1. went

• 1. was going

• had gone

The schoolboys was playing basketball when their parents _____________ to school.

• arrived

• arrive

• was arriving

• will have arrived

By the time the excutive officers enter the building, the issue ____________.

• resolves

• 1. was resolved

• 1. had been resolved

• 1. will have been resolved

The meeting committe had already reached a conclusion ____________ anyone could protest.

• when

• 1. before

• 1. while

• after