When I came through the customs at the airport, I had to pay ________ on a clock I had bought.
A、taxesC
暂无解析
It is useful to science _______ the earth as an object in space.
Weregretto________thatitmaynotbepossibletodealwitheveryrequest.
Asyoulikepopmusic,__________Ilikeliterature.
If you want to find a decent location for your own home, ________ Mr. Smith for advice.
It________asashocktorealizethatIwasnotaloneintheroom.
