ET2 - (26.4)

He _____ the flowers in his garden when the tornado _____ .

• watered / came

• was watering / came

• watered / was coming

• was watering / was coming

While he ______ dinner, his mother _____ home.

• was having / came

• had / was coming

• was having / was coming

• had / came

Dark clouds _____ and after a few minutes, the storm _____ .

• gathered / broke

• was gathering / broke

• was gathering / was breaking

• gathered / was breaking

Yesterday Tom told me that he had uploaded his homework to the link two days _____

• ago

• before

• ahead

• after

Thomas Edison _____ the light bulb in 1880.

• inventing

• invention

• invents

• invented

What do you like about shopping at a _____ store?

• inconvenient

• convenience

• convenient

• conveniently

She should call the shipping company to complain _____ the problem.

• to

• about

• on

• with

She sent me a(n) _____ message to ask about the homework.

• warning

• heartfelt

• instant

• strong

The first camera phone appeared _____ May 1999 in Japan.

• on

• at

• in

• for

Many people think _____ machines will replace human translators in the future.

• translate

• translation

• translative