-chia dạng đúng của từ
1-Last night , the pro ram was very ( interes t )...................
2-He drives (ca re ful) ................. He has never had accident.
3-She was (happy )..................... beca use she got bad mark s .
4- Our pos t is delivered (day) ..............; except t for Sunday.
là nội dung bức thư viết gì cho người nhận