A.at; do | B.at; does |
A.fifth | B.sixth | C.the fifth | D.seventh |
A.go | B.went | C.going |
A.will go | B.went | C.goes |
A.I go to school by bus. |
B.I can go by the No.13 bus. |
C.Yes, I do. |
A.Yes, speaking. | B.Yes, it is. | C.Yes, I am. |
A.student's | B.students's | C.students' |
A.in | B.on | C.at |