One of the responsibilities of the Coast Guard is to make sure that all ships______followtraffic rules in busy harbors.
B
暂无解析
Mrs.Smithlockedboththefrontandthebackdoorsbeforeshewenttobed______thatsomeonemightstealintothehouseatnight.
Ifyou’resittingaroundalonelycampfireatnight,thehowlofawolfcansoundpretty______.
Iwasshockedbythenumberofpeoplewhoseemedtohavenothingbettertodowiththeirtimethan______toknowfishbetter.
Inordertobuyanewcar,youshouldatleast______onehundreddollarsaweek.
______thepopularityofrobotsinJapan,thecountry’srobot-productiongrowthisslowingdown.