Singing for over two hours, Anita’s hoarseness prevented her hitting the high notes.
Singing for over two hours, Anita was unable to hit the high notes because of her hoarseness.
Having sung for over two hours, Anita’s hoarseness prevented her from hitting the high notes.
Having sung for over two hours, Anita was no longer able to hit the high notes because of her hoarseness.
Having sung for over two hours, Anita’s ability to hit the high notes was pre- vented by her hoarseness.
第1题：
Listen!Judy is singing___________in her room．
第2题：
—— How long will it take to arrive inAustralia?
——________ .
A.Two hours later
B.Before two hours
C.Two hours
D.In two hours
第3题：
A、 to swim
B、 swim
C、 swimming
D、 swum
第4题：
翻译句子The South Pole, by contrast, is over land, on the continent called Antarctica. Not only is the South Pole on a continent, it's on a very high continent.
第5题：
The average time between two high waters is 12 hours and 25 minutes because this is the time it takes for____.
A.The sun to be at the opposite side of the moon
B.The moon to be at the opposite side of the earth
C.The moon to be at its apogee
D.The sun and the moon to be on the same side
第6题：
23． How many hours of sleep is good for students' health?
A． Less than 9 hours．
B． Over 9 hours．
C． Only 9 hours．
D． 7 hours．
第7题：
第8题：
A、lingered
B、stack
C、spiral
D、motivation
第9题：
A.prevailing
B.hoarse
C.commendable
D.self-reliant
答案：B
解析：prevailing为盛行；hoarse为沙哑的，commendable为值得赞扬的，self-reliant为自力更生；原题句意为在谈了两个小时之后，爱玛的声音变得沙哑了；故选B
第10题：
A.over an ATM PVC
B.over a FastEthernet bus
C.overa Gigabit Ethernet bus
D.over high speed serial bus