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。
Which of the following country is not a member of OECD?
Hefound_______difficulttostudymaths.
Thefirsttaskofabrochureisto_______.
In 1985,_______ became the first international hotel company to open a hotel in China bearing its own name.
Which of the following is not an international visitor?
