_____ the majority of people you will meet when travelling are sure to be friendly, there are dangers-theft being the most common.
| A．Since | B．Unless | C．While | D．Once |
____ you lose the paper document, sign in www.sohunt.com, _____ you might download all you need.
| A．If, which | B．So long as, what | C．In case, where | D．Even if, as |
—What’s wrong with him?
—The picture he came acrosshis memory of a sad story in his childhood.
| A．put off | B．took off | C．set off. | D．gave off |
Try the new cleaner. Just a few minutes every day—that’s all it takes—you will have shining floors and furniture.
| A．and | B．but | C．or | D．so |
—Can I pay the bill by check?
—Sorry. Sir. But it is the management rules of our hotel that paymentbe made in cash.
| A．shall | B．need | C．will | D．can |
This January will be very precious for us by which time we______ reviewing Senior Book I.
| A．will finish | B．will have finished | C．have finished | D．will be finished |