Some animals have completely disappeared and are now e (a)   .

E (a)   species are vulnerable to disappear in the near future.

A period of unusually hot weather.

(a)  

The variety of life in the world or in a particular habitat or ecosystem.

(a)  

You should ask Jenny (a)   . You two make a nice couple.

I'm not sure but I think Mario was hitting (a)   me last night.

My girlfriend has just broken (a)   with me. =(

My uncle and aunt don't talk anymore. I think they are drifting (a)   .

We don't love each other anymore. The best thing to do is to split (a)   .

You are not allowed to go to the museum.

MUST

You (a)   the museum.

'Where does Sam work?' asked Jill.

WORKED

Jill asked (a)   .

My car wasn’t locked so the burglar took my backpack.

LOCKED

If I (a)   , the burglar wouldn’t have taken my backpack.

'Did you remember to buy the tickets, Julia? I asked.

SHE

I asked Julia (a)   to buy the tickets.

'It is possible that Dana will travel to Canada next summer,' her dad said.

MIGHT

Her dad said that (a)   to Canada next summer.

I needed a new computer, and that’s why I bought one last weekend.

NEEDED

If I (a)   a new computer, I wouldn’t have bought one last weekend.

If I had been there, none of this (a)   (happen).