A.will invent | B.invented | C.invents | D.inventing |
A.invents | B.will invent | C.invented | D.inventing |
A.invent | B.invented | C.is invented | D.inventing |
A.Are you watering the flowers? | B.Are you reading a newspaper? |
C.Are you playing football? | D.Are you watching TV? |
A.piece; paper | B.pieces; papers | C.pieces; paper | D.piece; papers |