题干
— The house is very big and nice.
— Has it got _______ garden?
A：the
B：a
C：不填
答案(点此获取答案解析）
B
— The house is very big and nice.
— Has it got _______ garden?
A：the
B：a
C：不填
H＋＋CH3COO－的电离平衡中，要使电离平衡右移且氢离子浓度增大，应采取的措施是