皮皮学,免费搜题
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【多选题】
以花粉入药的药材有
A.
B.
菊花
C.
红花
D.
松花粉
E.
天花粉
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皮皮学刷刷变学霸
举一反三
【多选题】核仁的化学成分包括()
A.
rDNA
B.
rRNA
C.
mRNA
D.
蛋白质
【简答题】There 1 (be)a new modern art exhibition downtown for the last three days, which 2 (close) this coming Sunday. Having got two tickets for it, I 3 (consider) inviting my friend Tony to go along with me....
【多选题】核仁的化学成分包括
A.
DNA
B.
rRNA
C.
mRNA
D.
蛋白质
E.
tRNA
【单选题】-Tony, I will go for a picnic with my parents on Sunday. -
A.
That's it.
B.
Have fun.
C.
It's a pleasure.
D.
It doesn't matter.
【简答题】短文填空 There 1 (be)a new modern art exhibition downtown for the last three days, which 2 (close) this coming Sunday. Having got two tickets for it, I 3 (consider) inviting my friend Tony to go along wit...
【单选题】防止铸件产生裂纹的基本方法之一是()
A.
提高铸件金属的硫、磷含量,
B.
提高浇注温度,
C.
使铸件壁厚均匀,
D.
提高型砂质量,
【单选题】– Will Tony go for the picnic at the weekend? – If I don’t go,  ______.
A.
so does he             
B.
neither will he           
C.
neither he does
【简答题】There 1______________(be) a new modern art exhibition downtown for the last three days, which 2______________(close) this coming Sunday. Having got two tickets for it, I 3_________________(consider) i...
【简答题】用所给动词的适当形式填空 小题1:Tony like other students ______ (work) hard to go to the key high school. 小题2:I wonder if it _______ (rain) tomorrow. I think if it ______ (rain), we will stay at home instead. 小题3:My...
【多选题】核仁的化学成分包括
A.
DNA
B.
rRNA
C.
mRNA
D.
蛋白质
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