Exercise 1: chuyển đổi because / because of / although / in spite of / despite …

1.The flight was not delayed though it was foggy.

- Despite ................................................................................................

2.We couldn’t study because it was noisy.

- Because of  ................................................................................................

3.Even though it was cold, I went swimming.

- In spite of....................................................................................................................

4.These students didn’t arrive late although there was the traffic jam.

- Despite....................................................................................................................

5.Mary can’t sleep because there was the noise.

- Because of.............................................................................................................

6.She didn’t get ill though she worked very hard.

- In spite of.................................................................................................