Reducing the relative pronoun

The man….along the corridor is our boss.

• to walk

• who walking

• walking

• walks

Chọn đáp án đúng: The man .....next to me kept talking during the film, ......really annoyed me.

• having sat / that

• sitting / which

• to sit / what

• sitting / who

Be sure to follow the instructions ________ at the top of the page.

• that are given

• given

• giving

• to give

Students ________ late will not be permitted to enter the classroom.

• who arrive

• arriving

• to arrive

• arrived

John, _________ by surprise, hardly knew what to say.

• take

• taking

• to take

• taken

The people ____________ for the bus in the rain are getting wet.

• waiting

• waited

• wait

• to wait

We drove along the road ________ after the heavy rain.

• that was still flooded

• that was still flooding

• still flooded

• still to be flooded

The scientists ____________ the causes of cancer are making progress

• researching

• are researching

• researched

• to research

The wild ox _________ at Nam Cat Tien National Park is of a special kind

• keeping

• kept

• is kept

• to be kept

khi nào rút gọn mệnh đề quan hệ ở dạng V-ing?

• Khi mệnh đề quan hệ ở dạng chủ động

• Khi mệnh đề quan hệ ở dạng bị động

• Khi trước mệnh đề quan hệ có số thứ tự, only, hình thức so sánh hơn nhất

• khi có dấu phẩy trước mệnh đề quan hệ