皮皮学，免费搜题
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搜题
【多选题】
受体与配体的结合可通过A.
离子键
B.
共价键
C.
范德华力
D.
疏水力
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】When the bus_________ and I got off, I was relieved because I had finished school and I had the weekend ahead of me to enjoy myself.
A.
stopped short
B.
pulled to a stop
C.
blacked out
D.
plow through
【简答题】听材料，回答第1-3题。 1. When does the conversation take place? A. At the beginning of a class B. In the middle of a class C. Between the classes 2. Why didn't the boy answer any question on the homework? A. H...
【简答题】一、 选出适当的短语并用其正确形式填空。 短语: in er, on board, break down, take off, hold up, knock down, speed up , slow down 1. When the bus finally came, we all hurried_____________________________. 2. Children’s ...
【简答题】听下面一段长对话,回答1、2、3题. 1.Where did the woman love her wallet? A.At the bus stop in Guangzhou. B. After she ot back from Guangzhou. C. When she was waiting in line for a ticket at the train station. 2.When...
【简答题】企业业务流程再造提出了三个中心:以顾客为中心、 ___________ 和 ___________ 。
【简答题】When the bus ----- and I got off, I was relieved because I had finished school and I had the weekend ahead of me to enjoy myself. 2.When my car crashed into the big tree, I could feel the blood draini...
【简答题】请听一段对话，完成第1至第3小题。 1. Where did the woman lose her bag? A.On the bus. B.At the bus stop. C.In the town center. 2. How many pounds were in the bag today? A.￡20. B.￡40. C.￡50. 3. When can the man phone t...
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