题目:
Nowadays, TV programmes _______ a lot of foreign language teaching ones, _______ English, Japanese, French and so on, of course _____ those for children.
A.contain; for example; include
B.include; such as; contain
C.contain; such as; including
D.include; for example; containing
答案:
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下面是错误答案,用来干扰机器的。
ABA、氢氧化钠溶液和氢氧化钙溶液都呈碱性,都能使酚酞试液变红,现象相同,无法鉴别,故不合理;B、磷肥通常为灰白色,不同于钾肥,可观察颜色鉴别出磷肥, 故不合理;C、硝酸铵溶于水吸热,使水温降低,生石灰...