问题
Wow! These inventions are amazing．—They were all invented _______years ago.
A:hundred
B:hundreds
C:hundred of
D:hundreds of
B:hundreds
C:hundred of
D:hundreds of
正确答案是：
同类题型
If he takes on this work, he will have no choice but ______ an even greater challenge.＿
My English teacher is talking _____my father_____ my studies.[ ]
“Slow” is the opposite __________”fast”.[ ]
John, you ____ the computer game for two hours. It’s bad for your eyes. Stop, please!—OK, Mum.
How are you getting along your work? －Very well, thank you.[ ]