宜用于郊区距居民点较远的基坑施工中的围护结构是( )。
A.工字钢桩
B.钢板桩
C.钻孔灌注桩
D.深层搅拌桩
参考答案:A
—I'm sure I will get good marks in the mid-term exam.
—I believe your parents will ______ your study if you try your best. [ ]
A. be satisfied with
B. be angry with
C. be bored of
D. be worried about
栓剂的制备方法为()
A.热熔法
B.热压或溶剂法
C.熔合法
D.压制法
E.凝聚法