砼应在基底无水情况下施工,对需要抽水施工的基坑应在()情况下方可停止抽水。
A、砼浇筑完成
B、砼初凝
C、砼终凝
参考答案:C
下列哪项不属于病理反射()
A.Chaddock征
B.Oppenheim征
C.Babinski征
D.Gonda征
E.Hoffmann征
— You________have finished your composition.
— I had meant to, but before I could, the bell rang and we had to hand in our test papers. [ ]
A. were supposed to
B. were able to
C. had to
D. were determined to