Will you get there by ______ train.–No, I will take ______ taxi.

eople like drinking coffee, for ithas________effects.

Then moment _________ Mary will always remember is _________ Mr．Black gave her a lot of valuable advice on how to improve her writing．

TV and computer are so popular these days.—Yes, they can______ our eyes to the outside world.

When does a lion begin to eat meat— I have no idea. Maybe ______ a few months old.