题干
Not only Tom but also his wife ____fond of watching television.
A：are
B：were
C：be
D：i
答案(点此获取答案解析）
D
2PbSO4+2H2O）电解苦卤水 (含C1―、Br―、Na＋、Mg2＋)的装置如图所示 (a、b为石墨电极)。