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【多选题】
使用FID气相色谱仪时,开机后点不着火,可能是( )的原因造成。A.
氢气流量太小,或无氢气
B.
氮气流量太大
C.
自动点火装置失灵
D.
柱温太低
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反馈参考答案：
举一反三
【单选题】() is the theme song in Tarzan.
A.
Two worlds
B.
When Christmas comes to town
C.
Jingle Bell
D.
Love actually
【单选题】Dorothy looked at the King when she heard this song and noticed that he seemed disturbed and ______ at ease.
A.
ail
B.
ill
C.
illness
D.
sick
【单选题】Which of the following is NOT Eliot's poem?
A.
Song: When we came home across the hill
B.
Song: The Moonflower Opens
C.
Fin-de-siecle
D.
before Morning
【简答题】When I walked past his window, I heard him (sing) ______ the song.
【单选题】. Tom as well as his classmates __________ a song when the teacher came into the classroom.
A.
are singing
B.
were singing
C.
is singing
D.
was singing
【简答题】支票的必备项目有哪些?
【单选题】A poem or a song can be significant when______.
A.
it is done by a faithful writer
B.
the writer has a personal vision of the poem or song
C.
it is written within the vision of the poem, song, poet or songwriter
D.
the writer is willing to go outside of the vision
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