Tom rushed into the house______ his mother was cooking.
A. as B. before C. while D. after
Basketball has a history of nearly 300 years. Today it is still loved by______ the young___
the old.
A. both...and... B. either... or... C. not...but... D. neither...nor...
The magazine___________ be Lily's, for we can find her name on the cover.
A. may B. might C. could D. must
— Have you seen______ pen? I left one here this morning.
— Is it___________ black one? I think I saw it somewhere.
A. the; the B. a; a C. the; a D. a; the
Harry Potter is so interesting a book that lots of teenagers like to read _
A. it B. this C. that D. one
— Could you please pass me the book?
A. Yes, I could B. No, I couldn't
C. Sure. Here you are D. No, that's no problem
