Following ShenzhouⅧ,two more mission space craft ________to join with Tiangong-1 before the end of 2012.
A.will send |
B.sending |
C.to send |
D.will be sent |
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Following ShenzhouⅧ,two more mission space craft ________to join with Tiangong-1 before the end of 2012.
A.will send |
B.sending |
C.to send |
D.will be sent |
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