1.

Richard seldom fell ill when he was a child.

hardly

Richard was    his childhood.

2.

Drunk driving causes many accidents.

by

Many accidents    drunk driving.

3.

Why don't you stay in bed for a few days?

I

If I    in bed for a few days.

4.

You seem to have a terrible cold.

as

It looks    a terrible cold.

5.

Take this medicine and you'll soon feel better.

you

If you    soon feel better.

6.

Apples are better for you than cakes.

you

Cakes are not    apples.

7.

Can I borrow your hot water bottle?

mind

Do    me your hot water bottle?

8.

The new doctor is going to give me a health check.

going

I    a health check by the new doctor.

9.

Before you buy a boat, you ought to learn to swim.

had

Before you buy a boat, you    to swim.

10.

I prefer having an injection to feeling the dentist's drill.

rather

I'd    feel the dentist's drill.