Can someone please double-check my work?
For question 7-9 , choose the verb that correctly completes the sentence.

7. The bark of the cork trees (has, have) many commercial uses.

8. Both cats and monkeys (has,have) tear ducts.

9. In the Blue Ridge Mountains (are, is) many summer camps.

Question

Can someone please double-check my work?
For question 7-9 , choose the verb that correctly completes the sentence. 

7. The bark of the cork trees (has, have) many commercial uses. 

8. Both cats and monkeys (has,have) tear ducts. 

9. In the Blue Ridge Mountains (are, is) many summer camps.

anonymous · Answer

My answers:      
7. have 
8. have 
9. are 
please correct me if I am wrong!

cwrw238 · Answer

7 is has   
bark is singular

anonymous · Answer

I thought plural because it says "trees" .. thanks for correcting

cwrw238 · Answer

yw  - many commercial uses refers to the bark

anonymous · Answer

@cwrw238 are the others correct?

cwrw238 · Answer

yes

anonymous · Answer

thanks!

anonymous · Answer

Do you agree @Compassionate ??

destinymasha · Answer

All is correct except  7 , should be has instead of have

charlotte123 · Answer

7 should be has 
 8 and 9 are correct :) @Nanalew

anonymous · Answer

Thanks, a lot really appreciate the help ! :D

charlotte123 · Answer

No problem!