chuyển các câu sang thể bị động
----- Nội dung dịch tự động từ ảnh -----
86.Someone ought to repair this window.
87.Peter is writing a letter to his friend.
88.My friends are making some phone call in the evening.
89.Bad drivers are causing many accidents.
90.People play football all over the world.
91. They will sign the contract tomorrow.
92. We will issue the library cards soon.
93.Thuy has to finish her homework tonight.
94.People must hand in their weapons.
95. They are repairing my piano at the moment.
96.A doctor has just examined John.
97. The fire destroyed many houses yesterday.
98.Tom will return those books to the library tomorrow.
99.Bad weather has delayed Flight 202 from Miami.
100. You must keep your room tidy.