高场强元素或离子(High field strength cations，HFS)

低场强元素或离子(Low field strength cations)

It needs hardly be said that a man who could ______ such treatment was a man of remarkable physical courage and moral strength.

A:make the best of B:catch up with C:get rid of D:put up with

He lacked the strength to deal with all these problems.

A:think of B:talk about C:copy down D:cope with

He lacked the strength to {{U}}deal with{{/U}} all these problems.

A:think of B:talk about C:copy down D:cope with

英译汉：“compression strength”，正确的翻译为( )。

A:抗压强度 B:抗压实验 C:浓度含量 D:水压实验

I close my eyes and can still hear her—the little girl with a 1 ． SO strong and powerful we could hear her halfway down the block． She was a(n) 2 peasant who asked for money and 3 gave the。nly thing she had--her V。ice．I paused。utside a small shop and listened She brought to my mind the 4 of Little Orphan Annie．I could not understand the words she， but her voice begged for 6 .It stood out from the noises of Arbat Street，pure and impressive， like the chime of a bell．She sang 7 an old—style lamp post in the shadow of a building，her anns extended and 8 thrown back． She was small and of unremarkable looks．Her brown hair 9 the bun(发髻)it had been pulled into，and she occasionally reached up to 10 a stray Diece fmm her face．Her clothing I call’t recall．Her voice，on the other hand，is 11 imprinted in my mind. I asked one of the translators about the gin．Elaina told me that she and hundreds of others like her throughout the 12 soviet union add to their families’income by working on the streets. The children are unable to 13 school，and their parents work fulltime．These children know that the consequence of all 14 day is no food for the table．Similar situations occurred during the De’pression(萧条)in the United States，but those Amefican children were 15 shoeshine boys of me l6 .This girl was real to me． When we walked past her I gave her money．It was not out of pity l7 rather admiration Her smile of 18 did not interrupt her singin9．The girl watched US as we walked down the street．I know this because when I looked back she smiled again． We 19 that smile，and I knew I could never forget her courage and 20 strength．

A:will B:strength C:voice D:determination

"On a strength for strength basis, the size of a manila line should be more than______ times that of a synthetic fiber line．

A:2 B:1.7 C:6 D:5"