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【单选题】
Which of the following statements CANNOT be inferred from the passage?A.
People are increasingly able to see the damage they are doing to the ocean,but to solve th e problems,they will meet with great difficulties.
B.
By the middle of the century,the edible fish will have harmful effects on human health.
C.
Earth is not exactly named,because the ocean covers almost three quarters of the planet.
D.
High temperature can damage corals and encourage organisms to migrate towards the poles in search of cooler waters.
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【简答题】大豆胞囊线虫雌雄成虫为( )形,雌成虫为( )形 。
【单选题】比赛一旦开始能更换比赛用球吗?
A.
没有裁判员的同意,不允许更换。
B.
是的,只要有几名运动员要求就能更换。
C.
如果双方队长同意,可以更换。
D.
不能,从比赛开始至结束都得用一样的比赛用球。
【单选题】He had never spent a___day.
A.
more worry
B.
most worrying
C.
more worrying
D.
most worried
【单选题】比赛一旦开始能更换比赛用球吗?
A.
是的，只要有几名运动员要求就能更换。
B.
没有裁判员的同意，不允许更换。
C.
如果双方队长同意，可以更换。
D.
不能，从比赛开始至结束都得用一样的比赛用球。
【单选题】The fighting between army groups and rebels in Congo
A.
made the cities in the country become very fragile.
B.
caused many people to flee away from home.
C.
mainly took place in the hilly regions.
D.
was due to army troops' offensive acts.
【单选题】一个玉米品种的 10 个果穗长度的平均数和标准差分别是 20 和 1.247 ,那么其变异系数是:( )
A.
6.24%
B.
16.04
C.
16.04%
D.
6.24
【简答题】2018届毕业论文二稿
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