Chủ đề:
Luyện tập tổng hợpCâu hỏi:
1. It is not necessary to ______ all the new words you come across when reading. (memory)
2. Could you send me details of courses for ______ , who have never learnt English before?( begin)
3. Poisonous gases (pump) into the atmosphere every day.
4. He said he ______ (visit) his grandfather the following day.