A.outB.awayC.aloofD.aside
A. out
B. away
C. aloof
D. aside
查看答案
A.whatB.thatC.itD.nothing
A. what
B. that
C. it
D. nothing
The very special and unusual readers for which the passage is supposed to be written are ______ .
A. school-age children
B. dogs
C. scientists
D. the public
A.presenceB.helpC.absenceD.guide
A. presence
B. help
C. absence
D. guide
A.confirmB.acknowledgeC.confessD.grant
A. confirm
B. acknowledge
C. confess
D. grant