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【多选题】
下列哪些氨基酸属于芳香族氨基酸A.
甘氨酸
B.
酪氨酸
C.
苯丙氨酸
D.
谷氨酸
E.
半胱氨酸
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反馈参考答案：
举一反三
【单选题】But they also asked if it was good enough to2 in computer science due to their fears of getting bad grades in hard subjects they had little 3to. They also were concerned about how to “know” if comput...
A.
opt
B.
minor
C.
shape
D.
dwarf
【简答题】Jack's parents gave him a call yesterday. Jack __1_ a phone call from his parents yesterday. They said that they were coming to see him. They _2__ him that they were coming to see him. They also asked...
【简答题】坡长限制是指 最大纵坡坡长 和 一般纵坡最小坡长 。
【简答题】Mental Activities Help Save Memory Doing mental activities is helpful. Reading books and writing at any age may save memory, a new 1____ ( ) finds. The study was conducted by some American neurologis...
【简答题】96÷6.4=______÷ 0.78÷0.3÷0.2=0.78÷______．40.96÷6.4=______÷ 0.78÷0.3÷0.2=0.78÷______．
【单选题】But they also asked if it was good enough to2 in computer science due to their fears of getting bad grades in hard subjects they had little 3to. They also were concerned about how to “know” if comput...
A.
opt
B.
pioneering
C.
balance
D.
exposure
【单选题】运用加法的交换律和结合律的是 [ ]
A.
5.84+0.78+4.16=5.84+4.16 +0.78
B.
5.84+0.78+4.16=0.78+（5.84 +4.16）
C.
5.84+0.78+4.16=5.84+（0.78 +4.16）
【简答题】A new research study has found that, __________ (1) what parents might believe, there is an enormous gap between what they think their children are doing online and what is __________ (2) happening. I...
【单选题】They were also asked to talk about their mental activities during childhood, in their youth, during middle age and at their _______ age.
A.
rate
B.
involved
C.
faster
D.
current
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