内容正文:
1)_______ from space, the earth looks blue. (see)
1)_______ from space, the earth looks blue. (see)
=When it is seen from space, the earth looks blue.
1)_______ from space, the earth looks blue. (see)
=When it is seen from space, the earth looks blue.
Seen
1)_______ from space, the earth looks blue. (see)
=When it is seen from space, the earth looks blue.
时间
Seen
1)_______ from space, the earth looks blue. (see)
=When it is seen from space, the earth looks blue.
2) _______in refrigerator, these vegetables will remain fresh.
(keep)
时间
Seen
1)_______ from space, the earth looks blue. (see)
=When it is seen from space, the earth looks blue.
2) _______in refrigerator, these vegetables will remain fresh.
(keep)
时间
Seen
Kept
1)_______ from space, the earth looks blue. (see)
=When it is seen from space, the earth looks blue.
2) _______in refrigerator, these vegetables will remain fresh.
(keep)
时间
条件
Seen
Kept
1)_______ from space, the earth looks