Infinitives and Gerunds

Do you mind __________ here?
1. I sit
2. my sitting
3. my siting
4. I sitting
I can hardly imagine Mike __________ across the Atlantic Ocean all by himself.
1. sail
2. to sail
3. sailing
4. sailling
I would appreciate __________back this afternoon.
1. you to call
2. you call
3. you're calling
4. your calling
No one enjoys __________ in public.
1. to be made fun of
2. making fun of
3. being made fun of
4. to make fun of
If you keep _________ in English, your oral English will improve.
1. to talk
2. talking
3. talk
4. having talked
Don't you remember _________ before?
1. to see him
2. saw him
3. to have seen him
4. seeing him
I don't feel like __________ out for a walk.
1. going
2. to go
3. go
4. to be going
Would you mind __________ the window?
1. to close
2. close
3. closing
4. to be closing
People couldn't help __________ the funny man.
1. to laugh at
2. laugh at
3. laughing at
4. laughing on
This sentence needs __________ .
1. to improve
2. improving
3. improve
4. being improved