At the meeting they discussed three different ______ to the study of maths.
| A．approaches | B．means | C．methods | D．ways |
Shirley，a real book lover，often brings home many books to read ________ the library.
| A．in | B．for |
| C．by | D．from |
He likes his new job，for he is paid ________ the day.
| A．through | B．during |
| C．by | D．according |
The woman sold the eggs ________ seven dollars and they were sold________half price.
| A．with；at | B．for；at |
| C．at；in | D．by；on |
He wanted to pass the exam and stayed up very late，while this ________created further problems.
| A．in turn | B．in case |
| C．in doubt | D．in short |
—Your sister’s plan is not quite practical.Why not try to persuade her to give it up?
—My sister is very stubborn，so it is________to try to change her mind.
| A．by chance | B．in vain |
| C．on purpose | D．for sure |