I bought _______ useful dictionary for Judy， _______ 11-year-old girl.

t believe that anyone else in the schoolcan swim as fast as you, ________

The manager is used to _____________the computer to check e-mails every morning.

Chemical pollution will bring about a threat to agriculture and food chain, and ________ to human health[ ]

y were all tired, but _____ of themwould stop to take a rest