题干
— Why is little Jimmy so naughty today?
— He is bored, so he _____ a little silly.
A：will be
B：is being
C：had bee
D：would be
答案(点此获取答案解析）
B
A：will be
B：is being
C：had bee
D：would be
，且
，则锐角
为 （ ）
