Ⅰ.单句语法填空
1．The sun rises(rise) in the east and sets(set) in the west.
2．Our teacher told us that the earth is(be) round.
3．When I got to the top of the mountain，the sun was shining(shine)．
4．He has turned(turn) off the light so the room is dark now.
5．She had learned(learn) some English before she came to our school.
6．Most of us are more focused on our task in the morning than we are later in the day.
7．With his attention focused (focus) on his homework，he forgot all about his meeting.
8．It is common to mix (mix) her with her sister, for they are twin sisters.
9．When we knew he had passed(pass) the exam，we watched him in wonder.
10．With the rushhour traffic and the heavy rain，it is no wonder(wonder) that you were late.
