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【简答题】
根据短文内容,用括号内单词的恰当形式填空。 Mrs Li has a small garden. She grows some vegetables in it. When summer comes, they (1) (look) very nice and fresh. One evening, Mrs Li looked at her vegetables and said, “Tomorrow I will (2) (pick) them and then cook them.” But the next morning, her daughter ran into the house and said, “Mum, come (3) (quick)! Some ducks of our neighbour ( 邻居 ) are eating our vegetables!” When she arrived, the ducks ate up all of vegetables! Mrs Li (4) (feel) sad. Her neighbour was really sorry. A few days later before Thanksgiving Day, her neighbour gave Mrs Li a box. In it was a fat duck, and on it was a piece of paper with (5) (this) three words, “Enjoy your vegetables!”
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参考答案:
举一反三
【单选题】下列关于重氮化偶合反应的描述错误的是
A.
重氮化偶合反应需要在盐酸酸性条件下进行
B.
重氮化偶合反应的鉴别对象为芳伯氨基
C.
重氮化偶合反应为磺胺类药物的特征鉴别反应
D.
重氮化偶合反应的现象为橙红色或猩红色
【判断题】干燥器里的干燥物质一般是硅胶?
A.
正确
B.
错误
【单选题】El médico nos pregunta________nos encontramos mejor.
A.
que
B.
qué
C.
cómo
D.
si
【单选题】一般抹灰用砂子宜选用( )砂,砂子使用前应过筛,不得含有杂物。
A.
B.
C.
D.
不作要求
【判断题】抹灰用砂子宜选用粗砂,砂子使用前应过筛,不得含有杂物。
A.
正确
B.
错误
【简答题】能发生重氮化-偶合反应的药物是
【简答题】抹灰用砂子宜选用(),砂子使用前,应过筛不得含有杂物。
【简答题】El médico nos pregunta:“¿Se encuentran ustedes mejor?”
【简答题】抹灰用砂子宜选用_______ 砂,砂子使用前应过筛,不得含有杂物。
【单选题】El médico nos pregunta () nos encontramos mejor.
A.
que
B.
si
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