Two months ________ quite a long time. He may fall behind ________ students.
A. is; the others
B. are; the others
C. is; the other
D. are; other
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________there a group of children near the lake this time yesterday?
A. Were
B. Are
C. Will
D. Was
Neither he nor I ________ going to tie this tree to the stick.
A. am
B. is
C. are
D. will
Half of the students ________ from Beijing.
A. is
B. was
C. are
D. be
Every teacher and every student ________ to the lecture.
A. are welcomed
B. is welcomed
C. are going
D. is to join
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