环刀法测定土的密度适用范围是______
A.砂类土
B.粉土和黏土
C.砾类土
D.有机质细粒土
参考答案:B,D
不是器械灭菌方法的是
A.高温蒸气法
B.化学蒸气压力法
C.干热法
D.玻璃球/盐法
E.乙醇擦洗
— How do you find the club?
— I ______ it. Everyone is saying its management is going from bad to worse.[ ]
A. couldn't have joined
B. might have joined
C. would rather not have joined
D. would like to have joined