Scientists are convinced _____ the positive effect of laughter _____ physical and mental health. |
A. of; at B. by; in C. of; on D. on; at |
科目:高中英語 來源: 題型:
Scientists are convinced the positive effect of laughter physical and mental health.
A.of; at B.by; in C.of; on D.on;at
科目:高中英語 來源: 題型:
Scientists are convinced ___ the positive effect of laughter ___ physical and mental health.
A. of; at B. by; in C. of; on D. on; at
科目:高中英語 來源: 題型:
Scientists are convinced_____the positive effect of laughter_____physical and mental health.
A.of; at B.by; in C.of; on D.on;at
科目:高中英語 來源: 題型:
Scientists are convinced ___ the positive effect of laughter ___ physical and mental health.
A.of;at B.by;in
C.of;on D.on;at
科目:高中英語 來源: 題型:
Scientists are convinced the positive effect of laughter physical and mental health.
A. of; at B. by; in C. of; on D. on; at
科目:高中英語 來源: 題型:
Scientists are convinced the positive effect of laughter physical and mental health.
A. of; at B. by; in C. of; on D. on; at
科目:高中英語 來源: 題型:
Scientists are convinced. _______ the positive effect of laughter _______ physical and mental health.
A. of; at B. by; in C. of; on D. on; at
科目:高中英語 來源:2014屆河南中原名校聯(lián)盟高三上學(xué)期第一次摸底考試英語試卷(解析版) 題型:單項(xiàng)填空
Scientists are convinced ________ the positive effect of laughter ________ physical and mental health.
A. of; at B. on; at C. by; in D. of; on
科目:高中英語 來源:2011-2012學(xué)年遼寧省葫蘆島市五校協(xié)作體高三8月模擬考試英語題 題型:單項(xiàng)填空
Scientists are convinced _______the positive effect of laughter ______ physical and mental health.
A. of ; at B. by ; in C. of ; on D. on ; at
科目:高中英語 來源:2007年高考試題(江西卷)解析版 題型:單項(xiàng)填空
Scientists are convinced ___ the positive effect of laughter ___ physical and mental health.
A.of;at B.by;in
C.of;on D.on;at
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