1 . Complete the sentences with " because , because of , although , in spite of " . a , The water in most river is unsafe to drink .......... it's polluted . b , The trees were bend over ......... the wind . c , You can't enter this secure areas .......... you don't have an official permit . d , It's unsafe to travel in that country .......... the ongoing civil war .

Cách làm:

- Đọc kỹ câu hỏi và xác định từ khóa cần điền vào chỗ trống.
- Xác định loại câu hoàn thành: bắt buộc hay phủ định.
- Xác định ý nghĩa của từ khóa để chọn từ thích hợp điền vào chỗ trống.

Câu trả lời:

a) The water in most river is unsafe to drink because it's polluted.
b) The trees were bend over because of the wind.
c) You can't enter this secure areas because you don't have an official permit.
d) It's unsafe to travel in that country because of the ongoing civil war.

c , You can't enter this secure areas because you don't have an official permit .

b , The trees were bend over because of the wind .

a , The water in most river is unsafe to drink because it's polluted .