Please write a report _______ the above subjects are to be covered.
B
inwhichtheabovesubjectsaretobecovered是report的定语从句。which指代先行词report，in用于与report搭配。
Basically，these attitudes amount to a belief ________ leisure can and should be put to good use
Fishis________andexpensiveatthistimeoftheyearinthisarea.
Ayearlater，withthenation’seconomy________，Bush’sapprovalratingdroppedbelow40percent