寒假马上开始了。有三个同学做了不同的假期计划。请同学们仔细观察，并完成相应的信息哦!(提示：根据表格提供的信息，把①—⑥题补充完整，然后在⑦—⑧横线上发挥想象至少写出两句相关句子。)
|
Who
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What's hobby
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Where
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How
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What to do
|
|
Bob
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reading
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Stay at home
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/
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Read stories
|
|
Ann
|
Doing sports
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gym
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taxi
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Swim and jump
|
|
Brandy
|
…
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Shang Hai
|
train
|
…
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This is Bob．He is going to①____in Winter Holiday．He likes reading．So he is going to ②____．
This is Ann．She ③____ to the gym．She is going there ④____．She likes ⑤____．She is going to swim and jump．
This is Brandy. ⑥____．She is going there by train．
She ⑦____．
⑧____．
,tanA+tanB=
, 则cosA
cosB的值是（ ）
肠杆菌的质粒DNA分子重组，并且在大肠杆菌体内获得成功表达。胰岛素基因与大肠杆菌质粒DNA结合的依据是（ ）