当别人和你说:How old are you ?时,你的回答是: A.I’m fine,thank you!B.Good morningC.I’m fine,thank you.
My grandpa ____ in Shanghai. A. liveB. livesC. lived
The two wheels ____ this bicycle were big. A. toB. ofC. off
The old men and women are ____ Buckingham Palace. A. inB. onC. at
The man invented this bicycle ____ 1839. A. in B.onC. at
An _____ invented this bicycle. A. Chinese B. American C. English