【单选题】The ship could stay afloat with as many as ___________ watertight compartments flooded?
【单选题】Identify the topic sentence of this paragraph Some books read in childhood are truly unforgettable. Some of the characters, the paces, the adventures experienced with so much excitement when one is qu...
A.
Some of the characters, the paces, the adventures experienced with so much excitement when one is quite young, stay in one’s mind as long as memory lasts.
B.
Some books read in childhood are truly unforgettable.
C.
Such a character is Long John Silver in Robert Louis Stevenson’s Treasure Island .
D.
Who would give up these perfect childhood memories?
【判断题】活性中心的氨基酸残基占酶分子氨基酸残基数目的10-20%。
【判断题】活性中心的氨基酸残基占酶分子氨基酸残基数目的10-20%。( )
【单选题】The passengers ______ when the ship was heavily rolling.
B.
could drink a lot of water
C.
had to stay below deck
D.
had a big room of more than 5 foot high
【判断题】进入社会主义阶段,时代的主题已经转变,民族问题上的阶级斗争观念依旧切合我国的实际。
【单选题】The passengers_______when the ship was heavily rolling. 查看材料
B.
could drink a lot of water
C.
had to stay below deck
D.
had a big room of more than 5 foot high
【判断题】进入社会主义阶段,时代的主题已经转变,民族问题上的阶级斗争观念依旧切合我国的实际。