【简答题】用所给的动词的适当形式填空。 1. My mother often ________ (watch) TV after supper. 2. I'd like ________ (go) to school by bike. 3. Mary enjoys (listen) to the music at night. 4. he usually (finish) doing his homewor...
【单选题】噪声强度高于( )时,干扰住宅楼、旅馆和学校活动。
【简答题】根据所给提示完成句中单词。 小题1:--Alice, here are some g for your birthday. --Thank you. 小题2:Jenny wants to get Jay’s a She is his fan. 小题3:Look! It’s going to rain. Take an u , please. 小题4:Last week was very ra...
【简答题】什么叫固定端约束?举例简述变电工程哪些是固定端约束。
【多选题】纳税人对税务机关做出的下列具体行为不服,可以提出行政复议申请的有( )。
【简答题】已知数列{a n }中,a 1 =1,a n+1 =2a n +1,(n∈N * ). (1)求证:数列{a n +1}是等比数列; (2)求数列{a n }的前n项和.
【简答题】根据所给提示完成句中单词 1. -Alice, here are some g_____ for your birthday. -Thank you. 2. Jenny wants to get Jay's a_____ She is his fan. 3. Look! It's going to rain. Take an u_____, please. 4. Last week was ve...