1.When ___ the first man made satellite ___(send) up into space?1.When ___ the first man made satellite ___(send) up into space?2.She ___(help) him with his homework yesterday.3.John ___(hear) to go upstairs two hours ago.4.___ paper ___(make) of woo
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1.When ___ the first man made satellite ___(send) up into space?1.When ___ the first man made satellite ___(send) up into space?2.She ___(help) him with his homework yesterday.3.John ___(hear) to go upstairs two hours ago.4.___ paper ___(make) of woo
1.When ___ the first man made satellite ___(send) up into space?
1.When ___ the first man made satellite ___(send) up into space?
2.She ___(help) him with his homework yesterday.
3.John ___(hear) to go upstairs two hours ago.
4.___ paper ___(make) of wood?
1.When ___ the first man made satellite ___(send) up into space?1.When ___ the first man made satellite ___(send) up into space?2.She ___(help) him with his homework yesterday.3.John ___(hear) to go upstairs two hours ago.4.___ paper ___(make) of woo
1.When was the first man made satellite sent(send) up into space?(此句用过去时,发射卫星已经发生,所以用过去时)
2.She helped(help) him with his homework yesterday.(此句也用过去时,有过去时间yesterday做标志)
3.John was heared(hear) to go upstairs two hours ago.(此句用被动语态,John是被听到,而且也有过去时间 two hours ago 做标志,所以要用过去时)
4.Is paper made(make) of wood?此句要用被动语态,纸是以木头为材料制成的,纸是被制造.
1.was sent
2.helped
3.was heard
4.Is made
1 was sent 2 helped 3 was heard 4is made
1.When did the first man made satellite sent up into space?
2.She helped him with his homework yesterday.
3.John is heard to go upstairs two hours ago.
4.Is paper made of wood?
1.When _was__ the first man made satellite _sent__(send) up into space?
2.She _helped__(help) him with his homework yesterday.
3.John _was heard__(hear) to go upstairs two hours ago.
4._Is__ paper _made__(make) of wood?