I’ll never forget the persons and places _______ I visited yesterday.
A.that B.which C.where D.as
It’s such a difficult problem _______ nobody can work out.
A.as B.that C.which D.so that
Sales director is a position _______ communication ability is just as important as sales.
A.which B.that C.when D.where
Sandy could do nothing but ______ to his teacher that he was wrong.
A.to admit B.admitted C.admit D.admitting
I can never understand the reason _______ he explained to me.
A.why B.that C.when D.where
Such books are not worthy _______ at all.
A.reading B.being read C.of being read D.to read