Instruction

Select the best answer to complete the sentence.

1. Water and air pollution is a big problem -------- all over the world.

2. Through the book, my sister learned about the history of golf that she didn’t know --------.

3. It’s cloudy today and I don’t know if it -------- fine tomorrow.

4. It was one of the best concerts I've ever seen. You -------- seen it.

5. There must be something -------- with the air conditioner.

Your score is

0%