Bài tập về rút gọn mệnh đề quan hệ

to sit

sitting

sit

sits

interview

interviewed

to interview

to be interviewed

bought

buy

to buy

buying

invited

to invite

inviting

invite

produces

producing

to produce

produce

make

to make

to be made

made

to use

use

used

using

that

whose

which

whom

whom

whose

which

that

where

whom

whose

which

in which

when

for which

whom

that

whom

which

where

whose

which

that

whom

whose

which

where

that

My friends studying in Britain will be at the party.

My friends who studying in Britain will be at the party.

My friends in Britain studying will be at the party.