问题

I know Simon is ____________boy. He can swim and ride.
A:a 11-year-old
B:an 11-year-old
C:a 11-years-old
D:an 11-years-old;
B:an 11-year-old
C:a 11-years-old
D:an 11-years-old;
正确答案是:
同类题型
Some organizations have been__________ to help thepoor students in the western areas of China.
The captain was ______listening to the soldier.
The job is not very profitable ________cash, but I can get valuable experience from it.
I prefer _____ some shopping to ____ camping since the weather isn’t lovely.