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【简答题】
胚珠在生长时，因珠柄与其他部分生长速度不同，可形成不同类型的胚珠，常见的有_______、_______、_______和_______。
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】Sorry,your luggage is over weight,please buy a luggage ticket.
【单选题】Your son is 1.4 meters, please buy a( ) ticket for your child.
A.
half price
B.
full price
C.
free
D.
75%
【简答题】中英文简称互译:禁用( )
【单选题】Please buy a kilo of cabbage ______ you go to the supermarket.
A.
after
B.
when
C.
before
【单选题】Please buy a dozen of eggs_____you go to the supermaket.
A.
after
B.
when
C.
before
D.
since
【单选题】Please buy a kilo of cabbage ______ you go to the supermarket.
A.
after
B.
when
C.
befpre
【简答题】Your child is already over 1.2m please buy a children’s ticket.
【单选题】.若运行以下程序时,从键盘输入2473,则下面程序的运行结果是( )。 #include main() { int c; while((c=getchar())!='\n') switch(c-'2') { case 0: case 1: putchar(c+4); case 2: putchar(c+4); break; case 3: putchar(c+3); default: pu...
A.
668977
B.
668966
C.
66778777
D.
6688766
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