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【简答题】
填空二(每空一词) : Yesterday was my best friend Li Ming’s birthday. When school was over, I went to the bookshop. I bought a book __28__  ‘Exploring Space’ and had it nicely wrapped for him. __29__ he had wanted to buy this book for weeks, I knew that he would be very pleased with my ___30__.  When I got to the party, LiMing greeted me with a big smile. I noticed that there were piles of presents on the floor, __31__ I was sure that mine would be his favorite. I gave the present to Li Ming and whispered __32__  his ears. ‘You will love it’. He couldn’t wait to unwrap it. ___33__ the smile on his face disappeared and I saw some big red characters on the cover of the book that ___34__ ,‘Caring for your baby’! I __35__ have picked up the wrong book in the shop!
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举一反三
【单选题】一般情况下,猪、牛、羊等家畜宰前断食时间为( )。
A.
12 小时
B.
24 小时
C.
36 小时
D.
72 小时
【单选题】一般情况下,牛、羊宰前断食时间为
A.
12h
B.
24h
C.
36h
D.
72h
【简答题】设 与 相似,则 , .
【简答题】设 ,则A与B(    ). (A) 合同且相似    (B) 合同但不相似 (C) 不合同但相似    (D) 不合同且不相似
【单选题】设矩阵 与 相似,则 ( )。
A.
1
B.
-1
C.
2
D.
-2
【判断题】设A,B均为n阶方阵,且A与B相似 , 则 与 相似.
A.
正确
B.
错误
【单选题】一般情况下,牛、羊宰前断食时间为( )
A.
12小时
B.
24小时
C.
36小时
D.
72小时
【单选题】设 , ,则A与B(    )
A.
合同且相似    
B.
合同但不相似
C.
不合同但相似    
D.
不合同且不相似
【单选题】般情况下,牛、羊宰前断食时间为( )
A.
12小时
B.
24小时
C.
36小时
D.
72小时
【简答题】一般情况下,牛、羊宰前断食时间为( )A. 12小时 B. 24小时 C. 36小时 D. 72小时