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【判断题】
瓦屋面的坡度不宜超过 20% 。A.
正确
B.
错误
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
【简答题】输入一行字符,分别统计出其中英文字母、空格、数字和其它字符的个数。
【单选题】I heard that he ________ for three days. Do you know if he is better now?
A.
fell ill
B.
had fallen ill
C.
was ill
D.
had been ill
【单选题】—Do you know if he ______to play basketball with us? 一He'll come if he ______ free tomorrow. [ ]
A.
comes, is
B.
comes, will be
C.
will come, is
D.
will come, will be
【单选题】下列哪一项不是涂剂在贮存期间应符合的有关规定
A.
涂剂大多为消毒或消炎药物的甘油溶液，不能用乙醇、植物油作为溶剂
B.
涂剂在贮藏时，乳状液若出现油相与水相分离，经振摇后应能重新形成乳状液
C.
涂剂在贮藏时，混悬液若出现沉淀物，经振摇应易分散，并具足够稳定性，以确保给药剂量的准确
D.
涂剂应稳定，根据需要可加入抑菌剂或抗氧剂
E.
涂剂在启用后最多可使用4周
【单选题】--Do you know if he _______ to play basketball with us? --I think he'll come if he __________ free tomorrow. [ ]
A.
comes; is
B.
comes; will be
C.
will come; is
D.
will come; will be
【单选题】—Do you know if he ________ to my party tomorrow evening? —I think he will come if he _________ free. [ ]
A.
will come, is
B.
comes, is
C.
comes, will be
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