【题目】In face of difficulties, we should keep an o(乐观的) attitude.

【题目】The little boy saved every coin _______ he could buy his mother a present on Mother's day.

【题目】 Laura’s knee pain ______ from such activities as running, hiking

【题目】Please have him call me back at his c(方便).

【题目】You can refer to the telephone d ________. We have all the telephone numbers of the residents living in this community.

【题目】Nowadays no one will c (挑战) the fact that the earth is round.

【题目】It is a pity that I cannot see her in the flesh, but do remember (convey) my gratitude to her.

【题目】If you(follow) my advice, you wouldn't have made such a mistake.

【题目】He is respected as a very (aggress) and competitive CEO.

【题目】They could provide communities with d sources of news reporting.