80. Children like to eat ice-cream. It can cause toothache if they have too much everyday.
-> Children like to eat ice-cream which can be cause toothache if they have too much everyday.
81. Thu wants to drink some medicine. She had a headache.
-> Thu, who had a headache, wants to drink some medicine.
82. Lan went back home. Her child was seriously ill after the rain.
-> Lan, whose child was seriously ill after the rain, went back home.
83. Mr. Tuan is very tall and thin. He is our gymmaster.
-> Mr. Tuan, who is our gymmaster, is very tall and thin.
84. The lady in black is a famous writer. You met her at the party last night.
-> The lady whom you met at the party last night is a famous writer.
85. The little boy lost his way. He is crying over there.
-> The little boy, who is crying over there, lost his way.
87. The river is the Saigon river. It flows through Ho Chi Minh city.
-> The river which flows through Ho Chi Minh city is the Saigon river.
88. Mona was painted by Leonardo De Vinci. It has been popular for long.
-> Mona, which has been popular for long, was painted by Leonardo De Vinci.
89. SaPa is a famous city. Many visitors travel to this city for their holiday.
-> SaPa, to where Many visitors travel for their holiday, is a famous city.
91. Quynh Dao is a famous writer. Quynh Dao’ s works are widely read all over the world.
-> Quynh Dao, whose works are widely read all over the world, is a famous writer.