This golden opportunity _____ your full attention although ________ to seize.
A. worthy of; is hard B. worth; being hard
C. is worthy; it hard D. is worth; hard
Nowadays, there arises growing concern over the issue of tainted vaccine(被感染的疫苗) ________ around China.
A. swept B. sweeping
C. to sweep D. having swept
WeChat(微信), first released in 2011, provides great paying convenience for the users _________ a text and voice messaging communication service.
A. rather than B. on account of
C. in addition to D. as a consequence of
---Where is Peter? I can’t find him anywhere.
----He went to the library after breakfast and __________ his essay there ever since.
A. has been writing B. had written
C. wrote D. is writing
What a terrible experience! ___________, you’re safe now----that’s the main thing.
A. Anyway B. Besides C. Otherwise D. Therefore
完形填空
阅读下面短文，从短文后各题所给四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项， 并在答题卡上将该项涂黑。
The dolphin (海豚) swam in her tiny tank. It was early evening and the park was _ __. She was alone again.
Earlier that day, she had performed her _ ___ for the visitors; and though their cheers pleased her, they did not _ __ the anxiety of forced separation she experienced daily, __ ___ her family.
Later that afternoon, her keepers had conducted their usual set of __ __ on her to make sure she’d be ready for the next day’s show. This time, she had given in quietly to their attentions. This _ ____ them, as it always did they were so happy when she __ ____ them. But, when she didn’t, they assumed there was a ___ ____ and she would be punished.
She dived down and stared through the glass window into the observatory room. During the day, ___ ___ crowded into this lower-level viewing room to watch her from an underwater _ ____. The glass was ___ ___ with the hand prints of the many children who had pressed __ ___ to get a good view.
Her daily routine rarely __ ____. Trainers would teach her ___ __ tricks, to be added to her show. Occasionally, humans would bring their ill or ___ ___ children to swim with her. And, over time, she would heal (治愈) them. But she’d always ___ ____ the process so as not to expose her amazing ability to the humans.
She swam up to the _ __ then stared _ __ at the stars above.
She was far from her family and she wa_ __.
In the dark she sang...
But none of her kind_ ___ her.
1.A. repaired B. gone C. closed D. built
2.A. tricks B. stories C. songs D. duties
3.A. cause B. stop C. ignore D. tell
4.A. along with B. out of C. except for D. away from
5.A. thoughts B. performances C. tests D. plans
6.A. pleased B. shocked C. discouraged D. puzzled
7.A. helped B. obeyed C. refused D. guided
8.A. task B. chance C. reward D. problem
9.A. keepers B. visitors C. reporters D. testers
10.A. angle B. tank C. show D. sense
11.A. damaged B. blocked C. decorated D. covered
12.A. seriously B. lightly C. close D. far
13.A. occurred B. varied C. remained D. survived
14.A. new B. true C. strange D. regular
15.A. skilful B. clever C. disabled D. shy
16.A. take down B. slow down C. turn down D. put down
17.A. park B. pool C. surface D. shore
18.A. sadly B. lazily C. attentively D. happily
19.A. free B. present C. independent D. lonely
20.A. knew B. heard C. accepted D. found
