A、cheap
B、economic
C、economical
D、saving
29. If you don’t get enough sleep at night, you’ll have _____ energy the next day.A. fewerB. muchC. less D. more
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A student will probably attend four or five courses during each()A. seminarB. semesterC. season
setTimeout("buy()",20)表示的含义是()。A.间隔20秒后,buy()函数被调用一次B.间隔20分钟后,buy()函数被调用一次C.间隔20毫秒后,buy()函数被调用一次D.buy()函数被持续调用20次
March the 8th is Womens' Day.()
为吸引客户,店铺在销货淡季(off-season, slow season)或热销季(in-season, peak season)来临前会推出限时折扣活动,即( )。
setTimeout("buy( )",20)表示的意思是( )A.间隔20秒后,buy( )函数被调用一次B.间隔20分钟后,buy( )函数被调用一次C.间隔20毫秒后,buy( )函数被调用一次D.buy( )函数被持续调用20次
By default, how often does a router running IGRP send its complete routing table to its neighbors?()A. Every 5 minutesB. Every 90 secondsC. Every 60 secondsD. Every 30 seconds