It is required for all students to take the entrance examination in oder to attend the university.
Giải thích: required (adj) : bắt buộc
useful (adj): có ích compulsory: bắt buộc
optional (adj): tuỳ ý important (adj) quan trọng
=> required = compulsory
Tạm dịch: Tất cả học sinh bắt buộc phải thi đầu vào để học đại học
Chọn đáp án là: B
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People in the mountainous areas are still in the habit of destroying forests for cultivation.
Environmentalists appeal to the government to enact laws to stop factories from discharging toxic chemicals into the sea.
If desired, garnish your plate with parsley, bell pepper rings or other vegetables
When you see your teacher approaching you, a slight wave to attract his attention is appropriate.
The student service centre will try their best to assist students in finding a suitable part-time job.
We can use either verbal or non – verbal forms of communication.
I didn't go to work this morning. I stayed at home due to the morning rain.
After several days underground after the earthquake one child was pulled out alive.