Not only ______ polluted but ______crowded

I spent all my pocket money _______ this pencil case.—Really The price is too _______.

It sounds like something is wrong with the car’s engine. ______ , we’d better take it to the garage immediately.

Our P.E. teacher has some ________ eating habits and he eats________ .

Residents ________ not to go out alone or to take part in any groups during the period of recent terrorist activities