完成句子

________（我突然想起) that I saw him on my way home yesterday. （occur)No sooner ________（他刚一到达) at the lab than he got down to the research work

with his partners.（arrive)

The little girl was left alone at home without anybody ______（照顾她). （look)My daughter seemed ________（打扮) in the living room when I was chopping up the

mushrooms.（dress)

It's said that they have swum to the island from the continent, but they ______

（不可能做到)because the ocean in between is too wide. （do)

On the wall hangs a picture, ________（这使我时常想起)of the happy hours when I

stayed with farmers. （remind)

We are looking forward to ________（有机会)to watch the opening ceremony of the

London 2012 Olympic Games. （give)

Even though Jack has failed many times in his experiment, he holds a belief ______

（他会成功)one day if he carries on with it. （succeed)

The accident served as a reminder of just ____________（多么危险)driving after

drinking. （how)

At the award ceremony, Mr. Jackson said, "For me, there has been ______

（没有更大的回报) than your support." （great)

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  A．10℃有利于过程①②③④，30℃有利于过程①③⑤⑥B．冬天休眠时，植物体内的赤霉素和脱落酸的含量都会增加C．长日照能促进过程②④，短日照能促进过程⑤⑥D．由图可知，植物的休眠和生长都只由一种激素调节完成

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• 下面有关植物激素的叙述，错误的是

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  A．赤霉素能促进细胞伸长，从而引起植株增高B．细胞分裂素能促进细胞分裂C．脱落酸能抑制细胞分裂，促进叶和果实的衰老和脱落D．只有乙烯能促进果实成熟

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  1 ．The goods will be well packed after ________（认真检查) ,and sent to the named port for sailing.（inspect) 2 ．As we drew closer ,I could see a whale ________（遭受攻击)by a pack of about six other killers.（attack) 3 ．No one has come up with a convincing explanation of ________（恐龙为什么灭绝了) ．（die) 4 ．Mr.Johnson insisted that the problem worthy of attention ________（讨论) at the meeting.（discuss) 5 ．As ________（空气正在受到污染) ,many kinds of wild animals are dying out.（pollute) 6 ．________（正如报告里所说) ,the new machine will work twice as fast ,thus reducing costs.（put) 7 ．Had I known about this computer program ,a huge amount of time and energy ________（省下了) ．（save) 8 ．It is for the first time in my life ________（我认识到了) the importance the government has attached to the environmental protection.（appreciate) 9 ．At present ,lots of food ,water ,tents ,and medicine ________（正在运往)from all over China and other parts of the world to the earthquake －stricken areas.（transport) 10 ．So difficult ________（我感到) it to live in an English －speaking country that I determined to learn English well.（feel)

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• 下列关于植物激素的叙述，正确的是

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  A．植物激素的合成不受环境因子的影响B．细胞分裂素促进细胞分裂，乙烯促进果实生长C．具顶端优势的枝条，其侧芽部位因生长素浓度过低而不生长D．脱落酸的合成部位主要为根冠，萎蔫的叶片，其作用主要为抑制细胞分裂，促进叶和果实的衰老和脱落

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• 下列能最准确地表示植物的根产生的激素种类的选项是①赤霉素②脱落酸③细胞分裂素④乙烯⑤生长素

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  A．①②③B．②③④⑤C．①②④⑤D．①②③④⑤

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