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【单选题】
同时又能产生基质和胶原的细胞是A.
血管内皮细胞
B.
肥大细胞
C.
纤维细胞
D.
成肌纤维细胞
E.
中性粒细胞
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反馈参考答案：
举一反三
【单选题】关于牙周组织描述不正确的是
A.
对牙齿起保护、支持和固定的作用
B.
牙龈是口腔黏膜的一部分,紧贴牙颈及临近的牙槽骨,血管丰富呈淡红色
C.
牙周膜是牙根与牙槽骨之间的致密结缔组织,有固定牙根的作用
D.
包括牙龈和牙周膜两个部分
【单选题】Why is physical exercise good for the heart and blood vessels?
A.
Because exercise makes hearts beat more strongly .
B.
Because exercise makes blood circulate more smoothl y.
C.
Because exercise may make human bodies rest .
D.
Because exercise may help heart muscle and blood work in bodies .
【简答题】如图,AD∥EG∥BC,AC∥EF,则图中与∠1相等的角(不含∠1)有________个,若∠1=60°,则∠AHG=________.
【简答题】SECTION A COMPOSITION (35 MIN) Some people say that physical exercise should be a required part of every school day. Other people believe that students should spend the whole school day on academic st...
【简答题】You are likely to get sick if you do not do physical exercise often.
【单选题】Physical exercise may increase the body ability to utilize insulin by __________. 查看材料
A.
70 per cent
B.
30 per cent
C.
60 per cent
D.
only a few per cent
【单选题】Solutions to worrying such as smoking, drinking and physical exercise ______.
A.
make things worse if we are worried
B.
do nothing to overcome anxiety
C.
are often satisfactory for a short time
D.
merely produce physical strain to cover up mental stress
【多选题】某企业年末银行存款日记账的余额为12000,银行转来的对账单余额为13000,有这几笔未达账项:企业收到支票3000元入账,银行未入账;企业开出支票1000元并入账,银行未入账;企业委托银行收款5000元,银行已入账而企业未入账;银行代企业支付水电费2000元,银行已入账而企业未入账。以下哪些是正确的
A.
用补记式余额调节表法可得银行存款实存数为10000元
B.
用补记式余额调节表法可得银行存款实存数为15000元
C.
用剔除式余额调节表法可得调节后余额为10000元
D.
用剔除式余额调节表法可得调节后余额为15000元
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