The scientists are urging that the chemical _____.
#87240
A
is banned
B
should ban
C
be banned
D
must be banned
推荐题目
“Is John coming by train?” “He should, but he _________ not. He likes driving his car.”
#89629
A
must
B
can
C
need
D
may
— What has happened to Tom ? — I don''t know . He ____ lost .
#89746
A
could get
B
might yet
C
can have got
D
may have got
__ It is so late. Our son __________ be back . __ Don’t worry . I dare say he ________ have some extra work to do.
#88334
A
can ; must
B
will ; might
C
should ; must
D
must ; may
