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【多选题】
下列属于自动喷水灭火系统的是（ ）。A.
湿式自动喷水灭火系统
B.
干式自动喷水灭火系统
C.
雨淋自动喷水灭火系统
D.
预作用自动喷水灭火系统
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【单选题】·You will hear five short pieces． ·For each piece decide where the speaker iS。 ·Write one letter(A-H)next to the number of the piece． ·YOU will hear the five pieces twice． 13__________ 14__________ 15...
A.
at the clothing shop
B.
at the office
C.
at the hotel
D.
at the airport
E.
at the post office
F.
at the shoes shop
G.
at the bookshop
H.
at the station
【单选题】&8226;You will hear five short recordings. &8226;For each recording, decide the reason why the speaker calls. &8226;Write one letter (A-H) next to the number of the recording. &8226;Do not use any let...
A.
saying congratulations
B.
making an enquiry
C.
expressing gratitude
D.
making complaint
E.
asking for information
F.
giving a notice
G.
giving criticism
H.
offering an invitation
【单选题】·You will hear another five short pieces． ·For each piece decide what the speaker is doing． ·Write one Ietter(A—H)next to the number of the piece． ·You will hear the five pieces twice． 18._______ 19._...
A.
claiming
B.
regretting
C.
washing
D.
watching
E.
drinking
F.
playing
G.
depositing
H.
toasting
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