Unit 4 - QK ĐƠN VS QK TIẾP DIỄN [Class 10- Global success]

While Tom and I ____, someone ____ at the door.

• A. were talking - knocked

• B. were talking - was knocking

• C. talked - knocked

• D. talked - was knocking

While the teacher was explaining to the whole class, she ____ carefully.

• A. didn't listen

• B. wasn't listening

• C. had listened

• D. wasn't listened

When we were on a voluntary tour, we ____ to public places to collect rubbish every day.

• A. were going

• B. went

• C. have gone

• D. had gone

The phone was engaged when I called. Who ____ to?

• A. were you talking

• B. were you talked

• C. did you talk

• D. have you talked

He feels_________about teaching English to children in remote areas.

• A. excited

• B. hopeless

• C. helpful

• D. interested

While Lan ____________ as a volunteer in the countryside, she met an old friend.

• A. was working

• B. worked

• C. had worked

• D. worked

I was revising for my civics class when my dad ____________ me about the volunteer job.

• A. tell

• B. was telling

• C. told

• D. had told

Last Sunday, our volunteer team ____ a lot of food packages to homeless people in the flood-hit region.

• A. were bringing

• B. brought

• C. have brought

• D. had brought

I ____ near the fence when suddenly I ____ the voices.

• A. stood - heard

• B. stood - was hearing

• C. was standing - heard

• D. was standing - was hearing

I ____ Maria for the first time at the Heart-to-Heart Charity Office.

• A. saw

• B. was seeing

• C. was seen

• D. has seen