—Do you know there are more than 3,000 languages ______ in the world?
—Sorry, I have no idea.
speaking
spoken
speak
spoke
It took us half___________ hour to read Little Women.( )
A.aB.anC.the
My mother ________ in the kitchen when the rainstorm came.( )
A.was cookingB.is cooking
C.cooks
A 3﹣kilometer﹣long bridge ________ in our hometown three years ago.( )
A.has builtB.is builtC.was built
Diana used to _________ to work, but now she is used to ________ because the road is crowded and she wants to keep fit.( )
A.drive; walkB.drive; walking
C.driving; walk
I found ________difficult for me to finish the work on time.( )
A.thatB.itC.this