______ the ancient Egyptians built the pyramids puzzled people for centuries.
| A.Whether | B.What | C.How | D.Where |
Mary was much kinder to Jack than she was to the others,__________,ofcourse, made all the others upset.
| A.who | B.which | C.what | D.that |
As a child, Jack studied in a villageschool,__________is named afterhisgrandfather.
| A.which | B.where | C.what | D.that |
To my parents, what __________ is the happiness oftheir children.
| A.assures | B.influences | C.matters | D.interests |
Theboy always feels lonely,__________ when no onespeaks to him.
| A.especial | B.especially | C.special | D.specially |
The manager had her __________ the papers immediately.
| A.to type | B.type | C.typed | D.typing |