Pleasewriteareport________theabovesubjectsaretobecovered.
A、whichB
in which the above subjects are to be covered 是 report 的定语从句。 which 指代先行词report ， in 用于与 report 搭配。
InEurope_______arethetwoleadingcontendersforaglobalreservationssystem.
Thevisitingministerexpressedhissatisfactionwiththetalks,________thathehadenjoyedhisstayhere.
In 1995,an average of _______ of domestic travelers went on sightseeing in China.
Thevolleyballmatchwastelevised________onCCTV.
Bythemiddleofthe21stcentury,thevastmajorityoftheworld’spopulationwillbelivingincities_______inthecountry.
