Unit 3 What were you doing when the UFO arrived?

a.surprised     b.surprise     c.surprising   d.surprise
（　　） 7.i am sorry you've missed the train.it        ten minutes ago.
a.left          b.was leaving  c.will leave   d.leaves
（　　） 8.       john was walking to school, he saw a cat in a tree.
a.because 　    b.since        c.while        d.if
（　　） 9.my mother often asks me        early.
a.get up 　     b.got up 　    c.getting up   d.to get up
（　　） 10.she said she        a paper kite at 7: 00 yesterday.
a.makes 　      b.is making 　 c.will make    d.was making
iv.form sentences.
1.when, he, doing, what, was, arrived, ufo, the
 　               　　　　　　　　　　　　      
2.a, unusual, on, sunday, i, very, had, experience
 　               　　　　　　　　　　　　      
3.follow, see, please, him, going, when, is, he, to
 　               　　　　　　　　　　　　      
4.was, to, out, get, bed, difficult, it, of
 　               　　　　　　　　　　　　      
5.about, outside, station, he, think, looking, didn't, the
 　               　　　　　　　　　　　　      
v.choose the right words to fill in the blanks.
i had a very unusual experience on sunday.at  1  ten o'clock in the morning, i was walking down the street when a ufo 2  right in front of me.you can imagine how 3  it was! an alien  4  out and walked down centre street.i followed  5  to see where it was going, and was very  6  when it went into a souvenir shop.while it was looking  7  the souvenirs, the shop assistant  8  the police.before the police arrived, the alien left the shop and then  9  the museum of flight.while the alien was in the museum, i called the tv station.isn't that  10  !