Bài Tập 168

The students, who attend class five hours per day, have become quite proficient in their new language.

The students who attend class five hours per day have become quite proficient in their new language.

The orchestra conductor signaled the violinists, who were to begin playing.

The orchestra conductor signaled the violinists who were to begin playing.

I put the vase on the top of the TV set, which is in the living room.

I put the vase on the top of the TV set which is in the living room.

Trees which lose their leaves in winter are called deciduous trees.

Pine trees, which are evergreen, grow well in a cold climate.

The teacher thanked the students, who had given her some flowers.

The teacher thanked the students who had given her some flowers.

Roberto reached down and picked up the grammar book, which was lying upside down on the floor.

Roberto reached down and picked up the grammar book which was lying upside down on the floor.