I smoke out of ____ habit, not for ____ pleasure; for I have been in the habit for twenty years.
| A．a; the | B．the; a | C．x; the | D．x; x |
She ignores the fact ____ there are two other channels, ____ we find very silly.
| A．that; which | B．that; that | C．which; which | D．which; that |
If someone has an accident and can no longer walk, scientists might be able to use stem cells to ___ the damaged cells and allow that person to walk again.
| A．rescue | B．remove | C．reserve | D．replace |
---Before you sign the contract, please read it as ________ as you can.
---Thanks for your __________.
| A．carefully; requiring | B．carefully; reminding |
| C．careful; requiring | D．careful; reminding |
---Nowadays more and more people move to cities because there are better job opportunities.
---I don’t agree. Most of them remain unemployed, cannot afford housing and eventually __ living in poverty.
| A．finish up | B．take up | C．end up | D．put up |
_______ or not, you’ve got to accept that your kids are grown up now.
| A．Whether you like it | B．If you like it |
| C．Whether you like them | D．If you like them |