Some linguists believe that the ______ age for children learning a foreign langu

游客2025-04-27  0

问题 Some linguists believe that the ______ age for children learning a foreign language is 5 to 8.

选项 A、optimistic
B、optional
C、optimal
D、oppressed

答案 C

解析 optimal最佳的,optimistic乐观的,optional可选择的、随意的,oppressed受压抑的。
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