tìm lỗi sai

Sometimes it is difficult to avoid to drink when we enjoy an informal party.

• Sometimes

• it is difficult

• to drink

• an informal party

Frank usually swims before work, but this morning he jogs.

• swims

• work

• but

• jogs

We played some games, teaching the disadvantaged children and gave clothes to them.

• played

• teaching

• disadvantaged

• clothes

My father asked us not to spend too much time play computer games.

• asked

• not to spend

• much time

• play

You can use a tablet to listening to music, surfing web or chatting with friends.

• to(1)

• to(2)

• surfing

• chatting

It has taken me so much time to learn that lesson three months ago.

• has taken

• much

• to learn

• ago

Mrs. Brown's children are used to be picked up after school everyday,

• children

• be picked

• are

• after

While we talked, someone in the same room was recording our conversation.

• While

• talked

• someone

• was recording

When I was young, I used to taking my dog out for a walk in the park

• When

• taking

• my dog

• in the park

When he was calling me, I was doing the cooking for dinner.

• When

• was calling me

• was doing

• the