Sarah is ______than her sister Susan.Sarah is 166cm tall.Susan is 171cm tall.( )
A.shorterB.shortestC.tallerD.tallest
— Did you borrow the comic book from the library? — Yes. I ________ it for three days. I’ll return it this afternoon.
—Tom, why did you make no reply to me when I called your name in the street just now? —Sorry, Jim. I ________ to my wife on the phone.
-Let’s ask Tom to play soccer now. -Oh, no. He ______ English.
By the time he was twelve, Edison __________ to make a living by himself.
-- Why do you feel so unhappy? --Bad luck . When I arrived at the airport, my flight __________.