lost
being lost
losing
having lost
第1题：
The text is most probably a ________.
A. science news report
B. book review
C. newspaper ad
D. science fiction story
推理判断题。本文讲述了Kwon的原子能电池的有关情况，文章体裁应属于科普文章，所以A项正确。
第2题：
These speculations sound ______science fiction.
A. like
B. Mike
C. likely
D. dislike
第3题：
Diana was reading Harry Potter and the Goblet of Fire, completely ____ in the mysterious world.
A being lost B having lost C losting D lost
第4题：
Anna was reading a piece of science fiction, completely _______ to the outside world.
A) having been lost B) to be lost C) losing D) lost
选D。lose的过去分词lost做伴随状语，也就是前面和后面两个分句的动作是同时进行的（伴随状语的条件）
第5题：
_____, the boy couldn’t get into his dorm.
A. Since the key lost
B. The key having lost
C. Lost the key
D. Having lost the key
第6题：
The boat sailed slowly, keeping ______to the coast as the man in it was afraid of ______the direction.
A. close, lost
B. close, losing
C. next, losing
D. closely, lost
第7题：
Not only ______ our money, but we were also in danger of losing our lives.
A：we lost
B：lost we
C：we did lose
D：did we lose
第8题：
Where is my pen? I ______ it.
A. might lose
B. would have lost
C. should have lost
D. must have lost
第9题：
On the way to the airport, the driver told me()
A.he is lost
B.he was lost
C.he lost
D.he loses
第10题：
Anna was reading a piece of science fiction, completely ________ to the outside world.
[A] being lost
[B] having lost
[C] losing
[D] lost