A．90% copper and 10% silver.B．90% silver and 10% copper.C．90% silver, 9% copper, and 1
A. 90% copper and 10% silver.
B. 90% silver and 10% copper.
C. 90% silver, 9% copper, and 1% lead.
D. None of these.
查看答案
A．Controversial.B．Impersonal.C．Patronizing.D．Cooperative.
A. Controversial.
B. Impersonal.
C. Patronizing.
D. Cooperative.
A．wrinklesB．rumplesC．crinklesD．shrinks
A. wrinkles
B. rumples
C. crinkles
D. shrinks
A．modeB．procedureC．orderD．process
A. mode
B. procedure
C. order
D. process
A．stem fromB．yield inC．originate fromD．result in
A. stem from
B. yield in
C. originate from
D. result in
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