問題詳情:
Cars do cause us some health problems ―in fact far more serious _______ than mobile phones do.
A.one B.ones C.it D.those
【回答】
B
解析:此題考查了不定代詞的用法。Ones被用來代替前面已出現過的複數名詞 problems。
知識點:代詞
題型:選擇題
問題詳情:
Cars do cause us some health problems ―in fact far more serious _______ than mobile phones do.
A.one B.ones C.it D.those
【回答】
B
知識點:代詞
題型:選擇題