Pleasewriteareport________theabovesubjectsaretobecovered.
A、whichB
in which the above subjects are to be covered 是 report 的定語從句。 which 指代先行詞report ， in 用于與 report 搭配。
Astothevariouspollutions,whichofthefollowingisNOTtrue?
Asforfamilyeducation,parentsareencouragedtorelyon________ratherthanpunishment.
Chinaisamountainouscountry.Hills,mountains,andplateauscover_______ofthetotalarea.
______isrecognizedasthenationalflag-carrier.
You’llbetheretomorrow--youwon’t________me________,willyou?
