Correct the mistake/Rather not
Miscellaneous
Obligation/Necessity
100

a snake bites

a snake bite

100

If you go to the jungle, ask for some s_____ _____ first.

If you go to the jungle, ask for some survival techniques first. 

100

I can do it on my own, so you haven't to help me.

I can do it on my own, so you don't have to help me.

200

 I don't fancy the theatre again. I'd rather  (go to/ go/going to) the cinema.

 I don't fancy the theatre again. I'd rather  go to the cinema.

200

In the jungle you can make a l____ _____ from dry branches.

In the jungle you can make a log fire from dry branches.

200

He haven't to do exams at the end of the year. Lucky thing!

He doesn't have to do exams at the end of the year. Lucky thing!

300

 Although I love relaxing on beaches, I think I prefer  (walk/walking) in the mountains.

 Although I love relaxing on beaches, I think I prefer  walking in the mountains.

300

If you annoy a snake, then you could get a s_____ _____.

If you annoy a snake, then you could get a snake bite.

300

I haven't to make my bed when I was young. My father always did it.

I didn't have to make my bed when I was young. My father always did it.

400

If I had a choice, I think I'd rather  (live in Paris than in London/living in Paris than in London) .

If I had a choice, I think I'd rather  live in Paris than in London.

400

You musn't throw rubbish on the ground.

You mustn't throw rubbish on the ground.

400

You       mustn't/don't have to       tell the boss what happened, or he'll fire you.

You mustn't have to tell the boss what happened, or he'll fire you.

500

I like trekking in the mountains, but I prefer 

(to lying/lie/lying) on a sandy beach.

I like trekking in the mountains, but I prefer lying on a sandy beach.

500

You must use mobile phones.

You mustn't use mobile phones.

500

You      mustn't/don't have to      put salt in her food; the doctor said she can't eat salt.

You mustn't put salt in her food; the doctor said she can't eat salt.