Some of the greatest problems we face today have something to do with the gradual destruction (破坏) of our environment through overuse of our ________ . So my family do what we can. We take cloth bags to stores instead of using plastic bags. We walk where we don’t have to ________ .
But when I’m the only one with a cloth bag in ________ at the grocery store, I ask myself: Does it do any good?
I recently found the answer from flamingos (火烈鸟). These beautiful birds gather in ________ groups of a thousand or more. Every year, when the time comes for migration (迁徙) , a few flamingos start the process by ________ from the lake. But ________ of the others seem to notice, so the tiny group returns.
However, the next day they ________ again. This time a few more struggle along with them, but the vast majority pay no attention, so these pioneers come back.
The trend continues for several more days. Every time a few more birds join in but, ________ the thousands of others still take no notice, the great migration plan is once again ________ .
Then one day, things ________ . The same small group of birds takes wing and a tiny number more join in, just as before. This time their total number is enough to tip the balance (扭转局势). As one, the whole group takes flight and the migration ________ .
A few can make a ________ . It’s true that all of the great problems of the world have been solved because of the ________ efforts of a few.
If you believe in a cause, don’t ________ . Others will someday notice and ________ we will solve even our greatest problems.
【小题1】A.money | B.resources | C.time | D.strength |
【小题2】A.drive | B.run | C.cycle | D.stand |
【小题3】A.turn | B.detail | C.principle | D.line |
【小题4】A.tiny | B.different | C.huge | D.similar |
【小题5】A.cutting off | B.getting up | C.carrying out | D.taking off |
【小题6】【小题7】A.gather | B.try | C.sing | D.appear |
【小题8】A.since | B.if | C.while | D.unless |
【小题9】A.put off | B.cut up | C.carried on | D.worked out |
【小题10】A.approach | B.survive | C.change | D.disappear |
【小题11】A.continues | B.fails | C.finishes | D.begins |
【小题12】A.point | B.decision | C.difference | D.mistake |
【小题13】A.useless | B.tireless | C.worthless | D.effortless |
【小题14】A.give up | B.give away | C.give back | D.give off |
【小题15】A.jointly | B.independently | C.peacefully | D.wildly |