图中圈内白色横实线是何含义?()
A.停止线
B.让行线
C.减速线
D.待转线
参考答案:A
Not until the next morning _____ how serious the situation was.
A.did she realise
B.had she realised
C.she realised
D.she had realized
每支代维队伍电筒等组合工具最低配置标准为()。
A.1
B.2
C.3
D.4