1 . We should adopt the concept of s_________________ development to ensure the natural systems and the environment are preserved for the future generations. (根据首字母单词拼写)

3 . People ________ (panic) and fled in all directions when they heard a deafening explosion in the street corner. (所给词的适当形式填空)

4 . Once entering the room, people will see a rose-colored silk curtain ________ (hang) on the wall over the fireplace. (所给词的适当形式填空)

5 . Authentic English ________(pronounce) and expressive body languages made him stand out in the English speech contest. (所给词的适当形式填空)

6 . She has great stage presence, n_____________ a lovely voice. (更不用说) (根据汉语提示完成句子)

7 . How does the young man usually get to school?

A．By bus.

B．By subway.

C．By car.

8 . What will the speakers do tonight?

A．Prepare for an exam.

B．Go out for drinks.

C．Go to a hospital.

10 . Both the couple were ________ (乐意，愿意) to give up their well-paid jobs and volunteer to make meals for the homeless on the street. (根据汉语提示单词拼写)