一、听力(共三节,计25分)
略
二、单项选择(共15小题;每小题1分,满分15分)
第一节 单项选择(共15小题;每小题1分,满分15分)
从所给的A、B、C、D四个选项中,选出可以填入空白处的最佳选项。
26.In autumn, there are lots of ___________ falling from the tree.
A.leafs           B.grass
C.cottons          D.leaves
27.I took the wrong train ___________. I didn’t even know it until ten minutes later.
A.from mistake        B.by mistake
C.in accident        D.with mistake