He is so busy He cannot afford enough time withhis son ____he wants to

So seriously ____ in the accident that the driver was sent to hospital at once.

Mum, do you mind my listening to music for a while— ________. But please listen to it with your earphone.

My father may have to go into hospital, in ______ case he won’t be going on holiday.

The young man is upset because he doesn’t know how he can get it ______ to the pretty girl how muchhe loves her.[ ]