【单选题】An old soldier gave us a lecture a moment ago. In his lecture, he told us ________ in Wuxi in the old days.
A.
what everyday life was like
B.
what was everyday life like
C.
how everyday life was like
D.
how was everyday life like
【判断题】光垂直入射时,其入射光线、反射光线及法线在同一平面,入射角为90°。
【单选题】The old soldier _________.
B.
didn't know if he had coins
C.
didn't want to help him
【单选题】It was yesterday ______ an eighteen-year-old soldier saved the girl from the river.
【单选题】The old soldier was .
B.
doubtful whether he could help
D.
very rude to the young officer