I’m afraid we’ll have to work extra hours, for there are still some problems ．
| A．remaining to settle | B．remaining to be settled |
| C．remained to talk about | D．to remain to discuss |
Whom would you ratherwith you to the party?
| A．went | B．had gone | C．have gone | D．have go |
We hadsat down at the table, when the phone rang.
| A．possibly | B．hardly | C．virtually | D．politely |
--- What’s wrong with your car?
----It has atyre.
| A．spare | B．normal | C．smooth | D．flat |
---He is fifteen years younger than you.
---?
| A．How come | B．So what | C．How then | D．if so |
Although his experiments were designed to support the ideasthe influence of environment upon plants, Mendel found that many characteristics were passed on from one generation to the next.
| A．concerning | B．attaching to | C．involving in | D．concerning with |