81. The Smiths have three sons, one a baby, ____ twins of thirteen.
A. another B. other C. the other D. the others
80. There are tall trees on ____ side of the streets, and ____ the trees are beautiful flowers.
A. either; between B. both; between
C. every; among D. both; among
79. She was very busy while staying at Macao. First she interviewed several employees in the branch office. In ____ days she paid a visit to some retired workers.
A. the few next B. a few next C. the next few D. next a few
78. ____ children are still playing games outside.
A. Two other little B. Other two little
C. Little two other D. Other little two
77. On the wall is a photo of my mother who had black ____, but now she has some white ____.
A. hairs; hair B. hair; hairs C. hair; hair D. hairs; hairs
76. - Do you know where your parents stay now?
- Oh, at ____.
A. Mr. Frank B. the Mr. Frank
C. Mr. Frank’s D. the Frank’s
75. I am afraid I’ll turn to Mr. Black. It is ____.
A. too difficult a problem B. a too difficult problem
C. so difficult problem D. a so difficult problem
74. Enough of it! Nobody here thinks what you are saying should make any ____.
A. excuse B. sense C. use D. value
73. She took a quick ____ at her watch and then started at once.
A. view B. glance C. stare D. glare
72. I’ve listened to Professor Smith’s talk about medicine, but I still haven’t got a good understanding of its key ____.
A. notes B. information C. words D. points