Bài tập 2: Chọn từ hoặc cụm từ thích hợp để hoàn thành những câu sau.
1. We have to start early ___________ we won’t be late.
A. so that B. that C. because D. because of
2. He worked hard ___________ they could pass the final examination.
A. since B. because C. in case D. so that
3. He took his seat quietly ___________
A. so as not to disturb their conversation B. so as to disturb their conversation
C. in order not disturb their conversation D. in order for him not to disturb their conversation
4. He was looking for an eraser ___________ he could erase a mistake in his composition.
A. because B. therefore C. so that D. however
5. We have studied hard ___________ we will be well prepared for the examination.
A. because B. since C. so that D. in case
1A
2D
3A
4C
5C
1. A
2. D
3. A
4. C
5. C