People are advised not to smoke at home, since passive smoking is ________ to people around them. Which is Not proper for the blank

Would it be for you to pick me up at four o’clock and take me to the airport

The disabled people shouldn’t ____________. Weshould help them.

the shark drawing closer to her，the clumsy swimmer was ____almost to death.

Thanks for your trouble —Not at all I’m _____pleased to help you