（1）、The sister goes into space
and travels the speed of light for ten years -- when she comes
back to Earth, she is thirty years older than her twin brother!
（2）、If you hang
for a second, I will look for Bob and tell him you're on the phone for him.
（3）、Arriving in the US earlier
will help you get touch with Western culture and customs.
（4）、The doctor didn't think he
would pull but after two hours' sleep he finally came to and
opened his eyes.
（5）、Then we had tea, with a huge
Christmas cake covered with snowmen. It didn't seem possible, but we carried
eating.
（6）、All together, 16 candidates
applied the positions, but only four were finally selected.
