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【单选题】
()是海南岛上最早的居民。A.
黎族
B.
苗族
C.
回族
D.
壮族
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举一反三
【单选题】What does the man mean?
A.
He doesn't want to go to his friend's party.
B.
He will go to see the film.
C.
He will go to his friend's party.
【简答题】一块长方形绿地,宽10米,长是宽的2倍,它的面积是多少平方米?
【判断题】企业和个人按照省级人民政府规定的比例提取缴付的基本养老金、失业保险金,不计入个人当期的工资、薪金收人,免予征收个人所得税。但个人领取时,则应征收个人所得税。( )
A.
正确
B.
错误
【单选题】下列溶液中间用半透膜隔开,会产生渗秀现象的是( )
A.
0.1mol/L NaCl溶液与0.1mol/L KCl溶液
B.
0.1mol/L NaCl溶液与0.1mol/L CaCl 2 溶液
C.
0.1mol/L葡萄糖溶液与0.1mol/L蔗糖溶液
D.
0.2mol/L葡萄糖溶液与0.1mol/L NaCl溶液
【单选题】— _______ your friend play the guitar? —Yes， he can， but he can；t play it well．A． Mu
A.
23．— _______ your friend play the guitar? —Yes， he can， but he can；t play it well． A． Must
B.
Can
C.
Should
D.
Need
【简答题】编写java程序,不使用*号,而只使用移位运算符计算出21*16的值
【简答题】A．They want to go downtown. B．He wants to go to the park, but she doesn't. C．He doesn't know where to park the car. D．He wants to find out where the park is.
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