Zero conditional

1. .If you look at the computer screen for a long time ,

• your skin looks well and healthy.

• you have some eye problems.

• you get a cold.

• I give you $10.

2. If he________ (work) hard today, can he have a holiday tomorrow?

• works

• work

• worked

• working

2. If it doesn't rain for a long time ,

• It is healthy

• you gain weight.

• it grows.

• the plants fade and dry

4. If you study hard,

• you get good grades.

• you would get good grades.

• you will get good grades.

• you gets good grades.

5. If we sing very loudly,

• neighbors cry.

• neighbors join with me.

• neighbors are happy.

• neighbors are not happy.

6. When she works early,

• she wakes up early.

• she wake up early

• she woke up early

• she woke up late.

7. I always wear a jacket

• when it will be cold.

• when it would be cold.

• when it is cold.

• when it was cold.

8. If she _________ (need) a radio, she can borrow mine.

• needed

• is need

• need

• needs

9. He never buys lunch

• if he didn't have cash.

• if he have no cash

• if he wouldn't have cash.

• if he doesn't have cash.

10. If the door is open,

• you can comes in.

• you could have come in.

• you could come in.

• you can come in.