Never before ____ in greater need of modern public transport than it is today.

Have you been to Suning Plaza(苏宁购物中心) in our city–No. Although it for more than a week, I’m far too busy to go there.

Trees are very important to our environment. They can stop wind from blowing the earth away.

_____ to be a press conference at the townhall tonight. _____ to be broadcast live.

“It’s a secret…” he lowered his voice and whisperedno one could overhear it