类风湿关节炎关节病变中,出现最早的症状是()。
A.关节晨僵
B.疼痛及压痛
C.关节肿胀
D.关节畸形
E.关节冰凉
参考答案:B
—I had the computers repaired yesterday.
—How much did they _________ for that?
A.cost
B.spend
C.take
D.charge
招标的过程一般分为( )。
A.准备招标文件B.刊登广告、资格预审、发行招标文件、投标准备C.投标、开标、评标、签订合同D.接受有关部门检查