Drinking a little wine is good for our health．However.wine can also damage the liver and do great harm if in large quantities．( )A．to consumeB．consumingC．consumedD．consumes 题目和参考答案——青夏教育精英家教网—

19．Beijing's first unmanned subway trains，which can run ______ without the control of any drivers，are expected to be put into operation next year．（　　）

20．Moths are very ugly creatures．At least that is what I always thought until a reliable source told me otherwise．My brother Joseph and I once stayed overnight at our Aunt Linda's house，our favorite relative．She spoke to us like adults，and she always had the best（21）C．Joseph was only four and still afraid of the dark．Just as I dozed off to sleep，he woke me up and asked，"Jennie，what are those ugly things near the light？"He was pointing to the moths fluttering around the hall light．"They're just moths，go to sleep，"I told him．
He wasn't（22）Bwith that answer，so the next time my Aunt walked by the door he asked her to make the ugly moths go away．When she asked why，he said（23）C，"Because they're ugly and scary!"She laughed，rubbing his head，and asked，"Do you know why moths are brown？"Joe just shook his head．
"（24）D，moths were the most beautiful animals in the animal kingdom．They have always been helpful，kind，and（25）Acreatures．One day the angels up in heaven were crying．They were sad because it was cloudy and they couldn't（26）Dthe people on earth．Their tears fell down to the earth as（27）Araindrops．Now that the sweet little moths（28）Dto see everyone so sad，they decided to make a rainbow．The moths（29）Bthat if they asked their cousins，the butterflies，to help，they could all give up just a little bit of their colors and（30）B，make a beautiful rainbow．
One of the littlest moths flew to ask the queen of the butterflies for help．（31）Athe butterflies were too vain and selfish to give up any of their colors for neither the people nor the angels．So，the moths decided to make the rainbow themselves．They（32）Ctheir wings very hard and the powder on them formed little clouds．They kept giving a little more and more（33）Athe rainbow stretched all the way across the sky．They had given away all their colors except brown，which didn't（34）Dtheir beautiful rainbow．
Now the once colorful moths were（35）Cand brown．At the rainbow，the angels up in heaven became joyous．They smiled and the（36）Aof their smiles shone down on the earth as sunshine．It made the people on earth cheerful and they smiled，too．Now every time it rains the baby moths，who still have their colors，spread them（37）Dthe sky to make more rainbows．"
My brother sank into deep（38）Cwith that story and hasn't feared moths（39）B．The story my aunt told us had been gathering（40）Cin the back corners of my brain for years．

21．A．jokes	B．editions	C．stories	D．memories
22．A．familiar	B．content	C．impressed	D．confirmed
23．A．cautiously	B．casually	C．simply	D．anxiously
24．A．By all means	B．In any circumstance	C．To be honest	D．At one time
25．A．generous	B．aggressive	C．considerate	D．faithful
26．A．hang out with	B．show concern for	C．take control of	D．look down upon
27．A．constant	B．endless	C．occasional	D．permanent
28．A．hesitated	B．declined	C．intended	D．hated
29．A．clarified	B．figured	C．recommended	D．predicted
30．A．moreover	B．therefore	C．meanwhile	D．instead
31．A．Unexpectedly	B．Obviously	C．Eventually	D．Strangely
32．A．expanded	B．struck	C．beat	D．stretched
33．A．until	B．before	C．while	D．after
34．A．adapt to	B．bring out	C．make up	D．fit into
35．A．ordinary	B．common	C．plain	D．awful
36．A．warmth	B．strength	C．truth	D．wealth
37．A．beyond	B．through	C．under	D．across
38．A．thought	B．dream	C．sleep	D．curiosity
39．A．though	B．since	C．anyway	D．later
40．A．powder	B．rainbows	C．dust	D．shadows．