37．Large quantities of fruit ________ all over the world from China today.
A. is shipped B. are shipped
C. has shipped D. have shipped
36．His “Selected Poems” ________ first published in 1970.
A. was B. were
C. had been D. have been
35．Strangely enough，a pair of new trousers ________ among the rubbish.
A. were found B. was found
C. found D. had found
34．All that can be done ________ done.
A. has been B. have been
C. has D. have
33．Dr. White，together with his assistant and family, ________ arrive in Beijing tomorrow.
A. are to B. are going to
C. is to D. will be to
32．The youth of China today ________ trying their best to study modern science and technology.
A. is B. was
C. were D. are
31．Half of the fruit ________ gone bad.
A. is B. are
30．No chair and no desk ________ permitted to be taken away from the reading room.
A. are B. were
C. is D. be
29．There ________ a needle and thread. You can do the sewing and mending yourself.
A. have B. has
C. is D. are
28．Light and heat ________ often sent out together with heavy smoke.
C. are D. being
