When, whenever, while, as soon as, after, since, as, before, until 1. Travelers can use credit cards in foreign countries__________they are accepted. 2. Tonight I will go to bed after I _________________________my homework. 3. Ever since I was a child, I ____________________________________ afraid of dogs. 4. Jacquie's contact lens popped out while she _____________________basket ball. 5. Be sure to reread your composition for errors before you _________________ it in to the teacher tomorrow.

Cách làm:
- Đọc từng câu và xác định từ nào hoặc cụm từ nào cần điền vào chỗ trống.
- Nhớ về các cấu trúc ngữ pháp liên quan đến thời gian như "when, whenever, while, as soon as, after, since, as, before, until".
- Đặt từ hoặc cụm từ đúng vào chỗ trống để hoàn thành câu.

Câu trả lời:
1. Travelers can use credit cards in foreign countries where they are accepted.
2. Tonight I will go to bed after I finish my homework.
3. Ever since I was a child, I have been afraid of dogs.
4. Jacquie's contact lens popped out while she was playing basket ball.
5. Be sure to reread your composition for errors before you turn it in to the teacher tomorrow.

Be sure to reread your composition for errors before you turn it in to the teacher tomorrow.

Jacquie's contact lens popped out while she was playing basketball.

Ever since I was a child, I have been afraid of dogs.

Tonight I will go to bed after I finish my homework.