The oldwell looked after by the local government agency.
A. are
B. is
C. was
D. has been
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The secretary and managerpresent at the meeting yesterday.
A. was
B. were
C. are
D. is
Tom as well as two of his classmatesinvited to the party.
A. has
B. are
C. were
D. was
The number of students from the northsmall.
A. are
B. were
C. is
D. has
以下地址是 MAC 地址的是( )。
A. 0D-01-22-AA
B. 00-01-22-0A-AD-01
C. A0.01.00
D. 139.216.000.012.002