竖式计算。38×28 = 482÷5=168÷8 = 53×40 =
竖式计算。38×28 = 482÷5=168÷8 = 53×40 =
1 Complete the words ► p r e v e n t prevent 1 i n f _ _ _ i o n ____ 2 b _ n d _ g e ____ 3 t h _ r _ _ g h l _ ____ 4 w _ _ n d ____ 5 b l _ _ d ____ 6 s _ m p t _ m ____ 7 t _ _ p o r _ r _ l y ____ 8 d _ v _ l _ p ____
1 Complete the words ► p r e v e n t prevent 1 i n f _ _ _ i o n ____ 2 b _ n d _ g e ____ 3 t h _ r _ _ g h l _ ____ 4 w _ _ n d ____ 5 b l _ _ d ____ 6 s _ m p t _ m ____ 7 t _ _ p o r _ r _ l y ____ 8 d _ v _ l _ p ____
1 Complete the words. ► k n i c k e r s knickers 1 _ n d _ r w _ _ r ____ 2 m _ t _ r _ _ l ____ 3 s l _ _ v _ ____ 4 t i _ _ t s ____ 5 s _ _ d e ____ 6 n _ c k l e ____ 7 b l _ _ s e ____ 8 e a _ _ i n s ____ 9 v _ _ t ____ 10 b _ _ t t _ n ____
1 Complete the words. ► k n i c k e r s knickers 1 _ n d _ r w _ _ r ____ 2 m _ t _ r _ _ l ____ 3 s l _ _ v _ ____ 4 t i _ _ t s ____ 5 s _ _ d e ____ 6 n _ c k l e ____ 7 b l _ _ s e ____ 8 e a _ _ i n s ____ 9 v _ _ t ____ 10 b _ _ t t _ n ____
1 Complete the words. ► h a i r c u t haircut 1 f r _ _ _ e ____ 2 s _ _ s s _ r _ ____ 3 h _ _ r s t _ _ e ____ 4 h _ _ r d _ _ _ r ____ 5 p _ _ t _ n g ____ 6 t _ _ m ____ 7 c _ l _ _ r ____ 8 b l _ w – d r _ ____
1 Complete the words. ► h a i r c u t haircut 1 f r _ _ _ e ____ 2 s _ _ s s _ r _ ____ 3 h _ _ r s t _ _ e ____ 4 h _ _ r d _ _ _ r ____ 5 p _ _ t _ n g ____ 6 t _ _ m ____ 7 c _ l _ _ r ____ 8 b l _ w – d r _ ____
已知a=[1 2 3; 4 5 6; 7 8 9],执行命令:a([3,1],:)=a([1,3],:),a将变为( )。 A: [4 5 6;4 5 6;4 5 6] B: [7 8 9;4 5 6;1 2 3] C: [2 2 2;5 5 5;8 8 8] D: [3 2 1;6 5 4;9 8 7]
已知a=[1 2 3; 4 5 6; 7 8 9],执行命令:a([3,1],:)=a([1,3],:),a将变为( )。 A: [4 5 6;4 5 6;4 5 6] B: [7 8 9;4 5 6;1 2 3] C: [2 2 2;5 5 5;8 8 8] D: [3 2 1;6 5 4;9 8 7]
黄金分割花作品的高度和宽度之比为() A: 4:8或8:4 B: 5:7或7:5 C: 6:8或8:6 D: 5:8或8:5
黄金分割花作品的高度和宽度之比为() A: 4:8或8:4 B: 5:7或7:5 C: 6:8或8:6 D: 5:8或8:5
已知M、N、L、X为自然数,且M×N=20,L×X=56,N×X=40,N×L=35,那么X=: A: 8 B: 7 C: 5 D: 4
已知M、N、L、X为自然数,且M×N=20,L×X=56,N×X=40,N×L=35,那么X=: A: 8 B: 7 C: 5 D: 4
4 Complete the words. ► h u m a n human 1 p r d c t b l e ____ 2 d i s e a r ____ 3 f m n e ____ 4 h r m f l ____ 5 a t m o e r e ____ 6 e n v r o m n t ____ 7 p l l t n ____ 8 l q u d ____ 9 d s s e ____ 10 c l m t ____
4 Complete the words. ► h u m a n human 1 p r d c t b l e ____ 2 d i s e a r ____ 3 f m n e ____ 4 h r m f l ____ 5 a t m o e r e ____ 6 e n v r o m n t ____ 7 p l l t n ____ 8 l q u d ____ 9 d s s e ____ 10 c l m t ____
【计算题】5 ×8= 6×4= 7×7= 9×5= 2×3= 9 ×2= 8×9= 7×8= 5×5= 4×3= 5+8= 6 ×6= 3×7= 4×8= 9×3= 1 ×2= 9×9= 6×8= 8×0= 4×7=
【计算题】5 ×8= 6×4= 7×7= 9×5= 2×3= 9 ×2= 8×9= 7×8= 5×5= 4×3= 5+8= 6 ×6= 3×7= 4×8= 9×3= 1 ×2= 9×9= 6×8= 8×0= 4×7=
成人外周血中白细胞总数的参考范围是() A: (4~10)×10/L B: (4~8)×10/L C: (5~10)×10/L D: (8~10)×10/L E: (8~12)×10/L
成人外周血中白细胞总数的参考范围是() A: (4~10)×10/L B: (4~8)×10/L C: (5~10)×10/L D: (8~10)×10/L E: (8~12)×10/L