LUYỆN ĐỀ 5

When…………..? In 1928.

• penicillin was discovered

• did pencillin discoved

• was penicillin disscoverd

• did pencillin discover

My wedding ring ………… of yellow and white gold.

• a. is made

• b. is making

• c. made

• d. maked

The children ……………to the zoo.

• were enjoyed taken

• enjoyed being taken

• were enjoyed taking

• enjoyed taking

Something funny_________ in class yesterday.

• happened

• was happened

• happens

• is happened

Today, many serious childhood diseases_________ by early immunization.

• are preventing

• can prevent

• prevent

• can be prevented

There's somebody behind us. I think we are ……………….

• a. being followed

• b. are followed

• c. follow

• d. following

References …………. in the examination room.

• a. not are used

• b. is not used

• c. didn't used

• d. are not used

The room is being ………….. at the moment.

• a. was cleaned

• b. cleaned

• c. cleaning

• d. clean

The old man is said…………….all his money to an old people's home when he died.

• a. to leave

• b. to leaving

• c. have left

• d. to have left

Nobody was injured in the accident , …………?

• a. was there

• b. was he

• c. were they

• d. weren't they