Chủ đề:
Luyện tập tổng hợpCâu hỏi:
Tìm và sửa lỗi
1 Jane's dad wanted to know whether that she liked her new laptop
2 Scientists said chemicals which from factories and cars were destroying the ozone layer
3 You should take a bus to work. It's least expensive than taxi
4 Technology has made learning English be convenient for learners of all ages