题目内容

当连续5d室外平均气温低于()时,混凝土应采用冬期施工技术措施。

A. 5℃
B. 0℃
C. -3℃
D. -5℃

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混凝土冬期施工可采取的措施是()。

A. 采用高水化热的水泥
B. 增大水灰比
C. 浇筑前对混凝土或组成材料加热
D. 掺外加剂
E. 对已浇筑混凝土保温或加热

Let us take a moment of the time just to pay tribute and ________________to the person called MOM though some may not say it openly to their mother. There’s no substitute for her. _______ every single moment. Though at times she may not be the best of friends, she may not ________ your thoughts, she is still your mother!

She will be there for you; to listen to your woes, your brags, your __________, etc. Ask yourself “Have you _________ enough time for her, to listen to her ‘blues’ of working in the kitchen, her _________?”

Be tactful, loving and still show her due _______, though you may have a different view from hers. Once gone, only fond _________ of the past and also regrets will be left.

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