主谓一致
6、One of Marx’s works written in English in the 1860s.
A.was B.were C.would be D.are
7、The sheets for your bed washing.
A.needs B.are needing C.want D.are wanting
8、On each side of the street a lot of trees.
A.stands B.grow C.is standing D.are grown
9、Some person calling for you at the gate.
A.are B.is C.is being D.will be
10、All that can be eaten eaten up.
A.are being B.has been C.had been D.have been