mọi người ơi giúp mình bài 
ex 8 fill in the blanks with suitable words in the box
always , yesterday, ago , last night , does 
were , did , do , is , was
1 did you really think i wouldn"t find out that you went therethere____?
2 how much time_____is usually take you eat breakfast ?
3 i wouldn"t bet on that horse if i______you
4 my most interesting canadian friend_____tom?
5 there was a traffic accident ______morning in front of the house
6 it______tom that broke the windown yesterday 
7 ________ you think it"ll be possible for you to come over and help US this weekend?
8 Mary is ______ acting foolishly
9 The train left the station a few minutes ______
10 "where _______you go ?" - "i went to the train station to see a friend off"
cảm ơn mọi người