51．After__________________(read), the book should______(pass) onto the next student.
52．The victim__________________    (see)__________________(walk) along the street at that moment.
53．______The police______________________________(search) the house for the thief or    
the scene for fingerprints and other clues when you______(see) them?
54．Hello Kitty smiled while we________________________(clap) our hands for him?
55．Great changes____________________________________(take) place during the past few yesrs.
56．By the end of last month, no new bird flu cases______    (find) in our city.
57 ． It’s___________(frighten) story I____________    (hear).
58．Millie often________________(miss) her family when she was out.
59．They have decided to take no____________    (far) action.____________
60．Many people used to______________(write) to friends. Nowadays people are used to___（send）to friends.

61．______（safe）is the most important thing.
62．We should speak to the old even___________(polite).
63．I won’t go to the party unless I__________________(invite).____________
64．He is so careless that his homework________________________(full) with mistakes.
65．She said if she___________(give) another chance, she______(do) it muchbetter.
66．In class, the teacher told us there____________(be) twelve months in a year.
67．He with his classmates often    (spend) as much as he can____________(help) the poor.
68．The murder____________    (occur) before the police arrived.____________
69．Three____________(five) of the students in our class like English best.
70．My mother__________________    (cook) when the telephone rang.

71．You should not devote too much time to__________________(solve) the problem.
72．Why not_______(visit) our local theatre now?
73．Dried fish always tastes________________________(salt).____________
74．I think Lucy is____________________________________    (young) of the two.
75．We look forward to________________________(see) you at the party.
76．How much______________________________this pair of jeans____________(cost)?
77．You____________(help) her with her English next week, aren’t you?
78．This book is_____________(help) to the children.
79．She plays and sings well, She is very____________(music).
80．He was ill yesterday. He is even______(ill) today.

81．Tell your friend_________________(not be) late this afternoon.
82．Listen! The children______________________________    (chat) in the next room.
83．There________________(be) a softball match tonight.
84．Do you like the curtain____________________________________(hang) on the wall?
85．We had a____________________________________(please) evening at Ann’s house.
86．Between my parents, my father looks____________    (old).
87．What language________________________(speak) in China?
88．The twins______________________________(stay) in London for a week last year.
89．______you____________    (have) a good rest last night?
90．My cousin__________________(not do) her homework on Sundays.

91．I didn’t know what________________________    (happen) to China in a century.
92．He said that the computer______________________(use) the next day.
93．The dog_______________(lie) on the floor when I came in.
94．He’ll telephone us as soon as he__________________    (arrive) there.
95．She found a purse_______________(lie) on the floor when she came into the room.
96．Simon made a__________________    (decide) not to go on the school trip next week.
97．We must do something to prevent the wooden bridge from    
98．We were told that CCTV3____________(cover) live the Super Girl the next week.
99．Mary is an___________(act) girl. She seldom takes part in school    
100．Have you received my___________________(invite) letter?