词汇运用（共10小题，每题1分，满分10分）
小题1:President Xi Jinping will go abroad to visit several American ____________（country）between June 7 and June 8 this year.
小题2:When they were trapped under the ground, the twins kept talking to each other to keep ___________（they）awake.
小题3:―Will you please put up the drawing on the wall?
―Pardon? I _____________（chat）with my e-friend.
小题4:I’m happy that everyone in our class has            （success）passed the oral exam.
小题5:Life is like riding a bicycle. ____________（keep）your balance, you must keep moving.
小题6: Our family will soon celebrate my father’s              （forty-nine）birthday.
小题7: As we all know, the earth is becoming _____________（crowd）than before.
小题8:When she heard the thunder, she rushed into my room, ____________（scream）in fear.
小题9:H7N9 has been under control, so it’s __________（necessary）for people to get far too scared.
小题10:The film So young, directed by Zhao Wei, _____________（attract）the audience for the best-selling novel of the same name in the past few weeks.