In view of all sorts of rumors and guesses, experts carried out some careful and scientific research and the possibility of a second earthquake in this area.
| A．blamed | B．discounted | C．attended | D．charged |
If you want to change for a red one you'll have to pay ___________ $ 20.
| A．another | B．other | C．more | D．each |
September 18, 1937 is a day _______ all Chinese will remember forever.
| A．when | B．what | C．不填 | D．why |
There are some health problems that , when _______ in time , can become bigger ones later on.
| A．not treated | B．not having treated |
| C．not to be treated | D．not having been treated |
You will be surprised how quickly you _____ the money , so it is worthwhile to make a plan in advance.
| A．put away | B．get through | C．run out | D．end up |
---How much does this store often _______ for such large eggs ?
--- Only $ 65 US cents a dozen . It was a real bargain.
| A．demand | B．cost | C．pay | D．charge |