多亏了我们祖父母时代的政府,这些以及其他的变化才得以发生。These and other changes have happened ______ our grandparents’ ______.
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Itisnotgoodto____________withyourmouthopen.
A. apologise
B. chew
C. speak
D. help
Useahandkerchiefifyouneedto___________.
A. askaquestion
B. chewgum
C. sneeze
D. complain
Itisnotpoliteto__________somebodywhenheorsheistalkingonthephone.
A. apologiseto
B. contributeto
C. disturb
D. disposeof
Ifthepaperintheprinter____________,callsomebodyatonce.
A. recycles
B. replaces
C. jams
D. spills