Gun control is a subject ___ Americans have argued for a long time.
| A．of which | B．with which | C．about which | D．into which |
During the week ____ he tried to collect materials for his article.
| A．following | B．followed | C．to follow | D．that followed |
____ was expected, he succeeded in the exam.
| A．It | B．Which | C．As | D．That |
He studied hard and later became a well-known writer, ____ his father expected.
| A．that was what | B．what was that |
| C．and which was | D．which was what |
We should read such books ____ will make us better and wiser.
| A．when | B．as | C．whose | D．what |
You must show my wife the same respect ____ you show me.
| A．when | B．as | C．whose | D．what |