问题
选择题
下列是生活中常见的物质,其中属于纯净物的是 [ ]
A.酸奶
B.澄清石灰水
C.加碘食盐
D.蒸馏水
答案
答案:D
下列是生活中常见的物质,其中属于纯净物的是 [ ]
A.酸奶
B.澄清石灰水
C.加碘食盐
D.蒸馏水
答案:D
小题1: The main purpose of the passage is to ___________.
小题2: If a player has collected some worms and nuts, he ____________.
小题3: Which of the following statements about the games is TRUE according to thepassage?
小题4: If a player wants to become stronger to drive animals away, he should try to _____.
小题5: In which game are there obstacles you must avoid?
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