4. (2015 •黑龙江哈尔滨) Doing eye exercises one of the usual ways to protect our eyes.

   A. is   B. are

   C. were

3. (2015 •内蒙古呼和浩特) Neither the headmaster nor the teachers take a vacation next week.

   A. were going to   B. is going to    C. was going to   D. are going to

2. (2015 •安徽) Drive slowly,Mary. is something ahead on the road.

   A. It   B. This

   C. That   D. There

1. (2015 •广东)

--there any living things on other planets?

--I have no idea. Maybe we can know more about that in the future.

   A. Is   B. Are

   C. Has   D. Have

19. (2014 •黑龙江哈尔滨) Everyone has his aim in life. However,you can't get fat on one mouthful.Start with the easiest thing you can control.

   A. who   B. that   C. which

18. (2014 •浙江杭州) It's hard to believe the way out of the forest without the help of the local guide.

   A. what they were able to find

   B. what were they able to find

   C. how they were able to find

   D. how were they able to find

17. (2014 •江西) jeans were invented over 100 years ago,they’re still in fashion today.

   A. Because   B. If

   C. Although   D. Since

16. (2014 •陕西) Don’t run in the classroom,you may hurt yourself.

   A. and   B. or

   C. but   D. so

15. (2015 •山西) 2015 is an El Nino (厄尔尼诺) year.Many places may be short of water. Being a student,I want to do something,but I wonder .

   A. what I am supposed to do

   B. how should I protect our home

   C. why it can cause such bad weather

14. (2015 •陕西)

—Mom,can you tell me ? I dreamed of him last night.

一Next week.

   A. when my dad comes back

   B. where my dad goes

   C. when my dad will come back

   D. where my dad will go