题目内容：

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When most people travel， they pick up all sorts of things: souvenirs， T-shirts， postcards and so on． However， Harry Loomer is   ．When he travels， he leaves something behind， something of lasting value — his      ．

Harry began donating blood at a college blood drive four decades ago． Since then， he has donated his blood      ．Not once or twice a year， but every 56 days — as often as the law       ．Even though he is now retired and     .extensively， it has not slowed him down at all．

For people who need blood，Harry is a/an    ．Since up to four people can   _ from a single pint of blood， Harry Loomer， with a        donation of 480 pints of blood， has played a big role in helping save hundreds of lives．

Connie Smith also gives blood regularly． She knows that donating blood requires little work and almost no       while helping to save a life．“People need to know how vital it is to have blood on hand，” she says．“There is absolutely no       for it．”

Connie is participating in a Red Cross programme designed to pair closely   _ donors with people who need blood regularly because of long-term     ．She is paired with a child who needs a pint of blood every two weeks．To ensure an adequate   _     for this young patient，Connie and another donor donate their blood every 56 days．

“It’s not always    ，” Connie admits，“but it’s more than worth it to know that I’m helping that precious child． I’m sure if other people know how vital blood donations are，they would be      to sacrifice too．”

1.A． unlucky        B． strange      C． different      D． brave

2.A． help           B． blood        C． money          D． smile

3.A． regularly      B． monthly      C． occasionally   D． gradually

4.A． suggests       B． allows       C． requires       D． believes

5.A． drives         B． travels      C． exercises      D． researches

6.A． doctor         B． father       C． example        D． hero

7.A． benefit        B． suffer       C． choose         D． start

8.A． surprising     B． fair         C． generous       D． reasonable

9.A． condition      B． courage      C． pain           D． time

10.A． substitute    B． access       C． place          D． reward

11.A． matched       B． balanced     C． linked         D． involved

12.A． developments  B． illnesses    C． tests          D． processes

13.A． support       B． application  C． supply         D． attention

14.A． necessary     B． helpful      C． effective      D． convenient

15.A． excited       B． willing     C． lucky         D． able