2.Lesson Five is ---than Lesson Four
a. a bit instructive b.a bit more instructive
c.more instructive a bit d.more a bit instructive
3.----many people praised him because he had made---repid progress in his studies
a.so,so bsuch,such c.so,such dsuch,so
4Jane is -----than I
a.a head shorter b.taller a head c.shorter a head d.a head tall
请说明理由,谢谢