最易形成小脑幕裂孔疝的是
A．额叶肿瘤B．颞叶肿瘤C．顶叶肿瘤D．枕叶肿瘤E．小脑肿瘤
参考答案：B
—Did you tell your headmaster that the teachers and students had a number of ________ their lunch?
—Yes. He said he must solve this problem.
A. complains about
B. complaints of
C. complaints about
D complaints of
一艘普通货船上的配员数为（）人左右，在靠泊期间，船上还会有一定数量的装卸工人等外来人员。
A.10
B.20
C.30
