题目

在△ABC中，A=60°，a=4,b=4，则B等于(    ) A.45°或135°         B.135°         C.45°         D.以上答案都不对 答案：解析：sinB===,又∵b＜a,∴B＜A.∴0°＜B＜60°.故B=45°.答案：CLinda felt very_________ after the long way, so she stopped to have a rest.A．surprisedB．shyC．tiredD．Excited