( )—Do you have ________ shells? —Yes, I have ________.
The man invented this bicycle ____ 1839.A. in B.on C. at
An _____ invented this bicycle.A. Chinese B. American C. English
This old woman _____ have food.A.did B. didn’t C. don’t
When did they _____ ?A. come B. came C. comes
What _____ to you?A. happen B. matter C. happened