It was a bloody ________ between the two armies.
A. rebellion
B. encounter
C. meet
D. fight
Students are asked to prepare material in advance of each weekly ________.
A. course
B. meeting
C. seminar
D. gathering
Stratford police refuse to comment ________ whether anyone has been arrested.
A. about
B. on
C. at
D. with
某黏性土样的击实试验中5个土样的含水率分别为15.3%,16.1%,17.9%,20.4%和22.6%,对应的干密度分别为13.9、15.6、17.1、16.2、14.8 kN/m³,则土样在击实曲线峰值点的密度为()。
A. 17.1 kN/m³
B. 14.8 kN/m³
C. 19.7 kN/m³
D. 20.2 kN/m³