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【单选题】
抗组胺药中枢抑制作用的机制是A.
阻断外H 受体
B.
阻断外H 受体
C.
阻断中枢H 受体
D.
中枢抗胆碱作用
E.
奎尼作用
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【简答题】Activity 4,Unit 7 作业 Read and complete.(注意:只填编号) A. I have to apologize B. Don’t worry C. I’m willing to D. I’m sorry to E. That’s very kind of you M: Eva, 1.______have kept you waiting. I was answer...
【单选题】---- Oh! We’ve just missed the 7 o’clock bus· ---- . The next bus will come in half an hour. A. Excuse me B. Don’t worry C. Have fun D. With pleasure
A.
B.
C.
D.
D
【简答题】Street Dance Club Come and learn the moves and take part in competitions across the country. Don’t worry if you’re a beginner. It’s not hard. The first week in the club is free. Members train up to 3 ...
【简答题】给下列句子排序 ( ) 1. I feel better. ( ) 2. Oh, thank you . I’m worried about my lessons. ( ) 3. Hi, Wang Tao. How are you today? ( ) 4. Don’t worry. I can help you with your lessons . ( ) 5. I hop...
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