Điền vào chỗ trống những từ thích hợp để hoàn thiện câu sau :
1, He can play tennis ___but_ his brother can not.
2, ___Why_ did not you attend my birthday party last night?
3, Hung did not go to school yesterday _because___ he was ill.
1, He can play tennis but his brother can not.
2, Why did not you attend my birthday party last night?
3, Hung did not go to school yesterday because he was ill.
1, He can play tennis but his brother can not.
2, Why did not you attend my birthday party last night?
3, Hung did not go to school yesterday because he was ill.