90. There are many trees on ______sides of the street, and _______ of the trees is still increasing year by year .

a. both, the number　 　　　　　　　b. either, the number　　

c. both, a number　 　　　　　　　　d. either, a number

89. 　- When shall we meet again ?　

- make it _____ day you like . It’s all the same to me .

a. one　　　　　 b. some　　　　 　c. any　　　 　　　　d. another

88. People can _________ running everywhere . Do you know what _________ ?

a.　　　 see, has happened　 　　　　　　　 b. see, happens　

c. be seen, is happened　 　　　　d. be seen, is happening

87.They boy ____ in the teacher’s office was found _______ yesterday .

a. standing, smoke　 　　　　　　　b. standing, smoking　

c. stood, smoke　 　　　　　　 　　　d. stood, smoking

86.Half of the class ____ most of the work . some of the work ____ really difficult .

a. have done, is　 b. has done, are　 c. has done, is　　 　d. have done, are

85. Every morning the patients are asked if ______ their temperature taken .

a. they had had　 b. have they had c. they have had　　 d. had they had

84. Would you please drive faster ? my flight is ___________ .

a. taking off　　 b. getting off　　 c. turning off　　 　d. putting off

83. I like this silk dress , and it __________ so soft and comfortable .

　　　　　 a. is feeling　　　 b. feels　　　　 c. has felt　　　　 d. is felt

82. - Shopping with me ?　　 -sorry, I have a lot of clothes ___________ .

　　　　　 a. to wash　　　　 b. washed　　　 c. wash　　　 　　d. to be washed

81. - You look so happy !　

- Jack says I am pretty . _________ has ever told me that before .

　　　　　 a. somebody　　 b. anybody　　 c. everybody　 　　d. nobody