题目内容
(请给出正确答案)
[主观题]
It’s time_____________________(采取措施) about the traffic problem downtown.
答案
something was done/some measures were taken
如果结果不匹配,请 联系老师 获取答案
something was done/some measures were taken
A.G1=({S},{a},{S→aSa|S},S)
B.G1=({S,A},{a},{S→aA|a,A->aS},S)
C.G1=({S,A},{a},{S→aA|a,A->aa},S)
D.G1=({S},{a},{S→aS|a},S)
A.Women's singles.
B.Men's doubles.
C.Men's singles.
D.Mixed doubles.
A.It's windy.
B.It's cloudy.
C.It's rainy.
D.It's shiny.
A.It's on time.
B.It's crowded.
C.It's empty.
D.It's late.