Most of the young girls know they should cut down on fat, but knowing such a thing isn’t of much help when it ______ shopping and eating.

We __________ in the same school since three years ago.

Beijing has ________ many buses that there is often a traffic jam in rush hours.

He is_____American.I’m_____E nglish.

It’sveryhot,butquitewettoday.—_______.[ ]