皮皮学，免费搜题
登录
搜题
【单选题】
配置Na2S2O3标准溶液时，错误的操作方法是A.
使用新煮沸放冷的蒸馏水
B.
置入棕色瓶中保存
C.
加入少量的Na2CO3
D.
配制后立即标定
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Task 2 Choose the correct indefinite pronoun to complete the sentences. 3 Do you have _____ to drink?
A.
anything
B.
something
【单选题】Part B Task2 Choose the correct explanation of the underlined words. 1. ... she is bound to benefit from some form of music education.
A.
certain or likely to
B.
forced to
【单选题】Task 2 Choose the correct indefinite pronoun to complete the sentences. 8 We went _____ in town during the holiday.
A.
everywhere
B.
anywhere
【单选题】Task 2 Choose the correct indefinite pronoun to complete the sentences. 7 There isn’t _____ I want to eat on the menu.
A.
everything
B.
anything
【单选题】Task 2 Choose the correct indefinite pronoun to complete the sentences. 6 There was a knock on the door, but _____ answered it.
A.
no one
B.
anyone
【单选题】There is no doubt that Yao Ming is _____ favourite star. [ ]
A.
us
B.
we
C.
our
D.
ours
【单选题】Task 2 Choose the correct indefinite pronoun to complete the sentences. 5 Let’s go _____ for fun tonight.
A.
anywhere
B.
somewhere
相关题目：