主治痰壅气逆食滞证的方剂是（）
A.小青龙汤
B.苏子降气汤
C.三子养亲汤
D.定喘汤
E.保和丸
参考答案：C
______from space, the earth, with water _____seventy percent of its surface looks like a blue ball.
A．Seen; covered
B．Seen; covering
C．Seeing; covered
D．Seeing; covering
下面VBA程序段运行时，内层循环总次数是______。 For m＝0 To 7 Step 3 For n＝m-1 To m+1 Next n Next m
