We must keep our room clean, for dirt and disease go______, you know.
| A．hand in hand | B．step by step | C．from time ti time | D．one zfter another |
— We didn’t find the Blacks _____ the lecture.
— No one had told him about ____ a lecture the following day.
| A．to attend; there to be | B．attending; there being |
| C．attended; there be | D．attend; there was |
After the long journey, the Smiths returned home, ____.
| A．safe but tired | B．safely but tired |
| C．safe and tiring | D．safely and tiring |
— Which of those electronic dictionaries do you like most?
— ____. They are both expensive and of little use.
| A．Both | B．None | C．Neither | D．All |
— Excuse me, could you tell me where I could make a call?
— Sorry, I’m a stranger here.
— ____.
| A．Thanks a lot | B．That’s a pity | C．Thanks anyway | D．I’m sorry to hear that |
After ______ seemed an endless effort, the patient was finally able to carry out _____ seemed a perfect normal walk.
| A．that; that | B．what; what | C．it; that | D．which; it |