The mascot(吉祥物) of Rio 2016Olympic Games is good luck( )
A.the number ofB.the symbol of
C.the color of
Would you like to join me in making cakes tomorrow?
______.( )
It doesn't matter.
Don't worry.
You're welcome.
I'd love to.
Professor Tu Youyou never stops doing research on Chinese medicine,______?( )
is she
does she
isn't she
doesn't she
The two companies decided to work together ______ they had common interest.( )
because
unless
but
or
______ I park my car here for a while?
No,you mustn't.Do you see the sign"NO PARKING"?( )
Would
May
Must
Should
The workers are busy _______ windows to the new building these days.( )
fix
fixed
fixing
to fix