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【简答题】
请填上合适的介词,表示“的” the answer [key, solution] a problem the preface a book an exception a rule the current a component the voltage a component
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【简答题】平行四边形ABCD的四个顶点为A(-3,0),B(3,0),C(6,4),D(0,4)求: (1)边BC的长; (2)平行四边形ABCD的对角线中点点坐标
【单选题】---Did you hear her ___this pop song the other day? ---Yes. I heard this song ___in English.
A.
sing, singing
B.
singing, sung
C.
sing, sung
D.
sung, sing
【单选题】已知平行四边形ABCD的三个顶点为A（-1，2），B（3，4），C（4，-2），点（x，y）在平行四边形ABCD的内部，则z=2x-5y的取值范围是 [ ]
A.
（-14，16）
B.
（-14，20）
C.
（-12，18）
D.
（-12，20）
【单选题】{ — Did you hear her ______ this pop song this time the other day?
A.
Yes, and I heard this song ______ in English.}
B.
sing; singing
C.
sung; sung
D.
sung; singing
E.
singing; sung
【单选题】Did you hear her _______ in the next room just now?
A.
singing
B.
sing
C.
to sing
D.
sang
【简答题】— Did you hear her ______ this pop song this time the other day? —Yes, and I heard this song ______ in English.A. sing; singing B. sung; sung C. sung; singing D. singing; sung
【简答题】平行四边形ABCD的四个顶点为A(-3,0),B(3,0),C(6,4),D(0,4) 求: (1)边BC的长; (2)平行四边形ABCD的对角线中点的坐标.
【单选题】-Did you hear her _____ this pop song this time the other day? -Yes, and I heard this song _____ in English.
A.
sing, singing
B.
sung, sung
C.
sung, singing
D.
singing, sung
【单选题】-Did you hear her ___ this song?
A.
ometimes.
B.
sing
C.
sang
D.
singing
E.
to sing
F.
：A
G.
：单选题
H.
－What's the matter with you?
I.
didn't pass the test, but I still ___.
J.
hope so K. hope to L. hope to
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