Unit 15

No matter how hard I try,I can't dance well.

No matter how difficult problem is ,she can do it.

No matter how careful you are,the accident always happens.

No matter how much I warn him,he didn't listen to me.

No matter howmany people deny it,it is the truth.

No matter how different they seem,they are twins.

No matter how many friends you have,there aren't better than a family.

No matter how hard we push,the door won't open.

No matter how bad the weather is,we must go to the island.

No matter how much I thinks,I coouldn't find the solution.

 

Unt 16

I have trouble breathing.

I have trouble adjusting.

I have trouble downloading it.

I have trouble sleeping at night.

I have trouble explaining it to myself.

I have trouble focusing on the work.

I have trouble being quiet.

I have trouble believing what they say.

I have trouble reading black letters on a white board.

We had trouble finding(looking for)the original copy of the book.