( )—Is the cat ________ the door? —No, it isn’t. It’s ________.
What _____to you? I hurt my leg . A.happens B.happened C.happening
What’s the _____ ? I have got a stomache ache . A.matter B.wrong C.happened
This man _____ this bicycle in 1839 . A.invents B.invent C.invented
This old woman didn’t _____ food. A.has B.have C.had
We went to _____ Great Wall. A.the B.The C./