1. I didn’t go to school yesterday ___________ I was ill A. but B. so C. because D. although
1. I didn’t go to school yesterday ___________ I was ill A. but B. so C. because D. although 2. If we ________cutting down the trees, we can’t prevent floods and other natural disasters A. will stop B. don’t stop C. stop D. won’t stop 3. My sister ________ to Hue before. A. didn’t go … Đọc tiếp