Nowadays________Internet is becoming increasingly popular and new high speed broadband network was recently started.
Every one of us must know this: _________ we live can we save the earth.
During the period of recent terrorist activities, people _____ not to touch an unattended bag.
—What a great cook your sister is! —Yeah! We ______ never have enough of her cookies.
It is difficult to find a satisfying job today.This job is great ________ salary, but it has some disadvantages.
Some old people don’t like pop songs because they can’t _____so much noise