题目内容：

完形填空。

阅读下面短文，从短文后各题所给的四个选项(A、B、C和D)中，选出可以填入空白处的最佳选项。

Many years ago I was on a bicycle trip through some countryside.Suddenly，dark clouds ______ up overhead and rain began to fall，but ______ to relate，several hundred yards ahead of me the sun shone brilliantly.I rode as rapidly as I could. ______，I found it impossible to get into the clear.The ______ with their rain kept advancing faster than I could _______ forward.I continued this unequal ______ for an exhausting half hour，before realizing that I could not win my way to the bright area ahead of me.

Then it dawned on(使开始明白)me that I was ______ my strength，while paying no attention to the ______ for the sake of which I was making the trip.

The storm could not last forever and the discomfort was not ______．Indeed，there was much to look at that might otherwise have ______ me.I saw colours，lines and contours(轮廓)that would have appeared ______ under brilliant light.My anger at the rain was______ and my desire to escape it disappeared.It had ______ me with a new view and helped me understand that the sources of beauty and satisfaction may be found close at hand within the ______ of one's own sensibility(感受能力)．

It made me think，then and later，about other matters to which this incident was ______．It helped me realize that there is no ______ in fleeing from circumstances and conditions which cannot be ______，but I could bravely meet and often turned them to good ones.I know that half the battle is won if I can face trouble with ______，disappointment with spirit，and victory with humility(谦虚)．It has become ______ to me that danger is far from disaster，that defeat may be the forerunner of final victory，and that all achievements are fragile ______ based on enduring principles of moral conduct.

1.A．climbed      B．piled          C．picked           D．went

2.A．strange       B．skeptical      C．optimistic        D．constant

3.A．Therefore     B．Moreover       C．However          D．Otherwise

4.A．winds         B．sky            C．sun               D．clouds

5.A．race          B．drive          C．watch            D．look

6.A．struggle      B．contest        C．trip             D．power

7.A．gathering     B．recovering     C．saving           D．wasting

8.A．landscape     B．pleasure       C．hurry            D．feeling

9.A．adequate      B．uncertain      C．slight           D．unbearable

10.A．interested   B．pleased        C．escaped          D．found

11.A．beautifully  B．slowly         C．fortunately       D．differently

12.A．great       B．gone           C．obvious          D．hard

13.A．provided    B．replaced       C．compared         D．equipped

14.A．range       B．demand         C．process           D．contribution

15.A．devoted      B．applied        C．related          D．adjusted

16.A．doubt        B．way            C．sense            D．wonder

17.A．treated     B．received       C．understood        D．avoided

18.A．hesitation   B．courage        C．difficulty       D．ease

19.A．secret      B．clearer        C．stranger         D．private

20.A．unless      B．once           C．when             D．though