Obviously, __________ no one wants to be alone all the time, everyone needs some degree of privacy.
| A．if | B．but |
| C．although | D．because |
19. __________ a chance, we will visit Edinburgh a second time.
| A．To be given | B．Given | C．Giving | D．Having given |
18. — Hi, Kathy. We’re going to have a party this Saturday. Will you come?
— __________. What time?
| A．I suppose so | B．I’d love to | C．I think so | D．I like it |
17. It’s said ______ ______ was everything _______ Mr. Professor could tell us.
| A．that; what; all | B．what; that; that |
| C．that; that; that | D．what; that; what |
16. I returned home with some roses and only then __________ find my favorite vase missing.
| A．I did | B．did I | C．do I | D．I do |
15. She was lifting handfuls of fine sand and letting it pour __________ her fingers.
| A．across | B．in | C．through | D．Into |