She made a silly mistake because she hadn’t kept her       on her work.
#7158
A
head
B
heart
C
brain
D
mind
推荐题目
The earliest English ___ was written in a kind of English that is now difficult ___.  
#5763
A
poem; to understand
B
poet; to be understood
C
poetry; to be understand
D
poetry; to understand
--Isn't it getting dark early tonight? ---I thinkl so. I can see that ____ is on already.
#6999
A
the light of the street
B
the street light
C
the street’s light
D
the light street