The spaceship Shenzhou VI ________ (fly) in space for five days last year.

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The spaceship Shenzhou VI ________ (fly) in space for five days last year.

The spaceship Shenzhou VI ________ (fly) in space for five days last year.
The spaceship Shenzhou VI ________ (fly) in space for five days last year.

The spaceship Shenzhou VI ________ (fly) in space for five days last year.
have flown
这题主要是考时态,和fly的过去分词形式