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举一反三
【单选题】Passage One Historically, although the children of immigrants may have grown up bilingual and bicultural, many did not pass on much of their parents’ language or culture to their own chi...
A.
cultural pluralism in the U. S.
B.
African Americans in the U. S.
C.
history of immigrants in the U. S.
D.
new immigrants in the U. S.
【多选题】化学武器袭击时防护措施有（）。
A.
进入人防工程或其他地下设施进行集体防护
B.
在室外要戴好防毒面具保护呼吸道和眼睛，穿好防护服
C.
若没有专门防护器材，可利用口罩、毛巾、雨衣、皮大衣、皮手套等进行防护