---Jack was late for Mr. Smith’s oral class this morning.
---______? As far as I know, he never came late to class.
| A．How come | B．So what | C．Why not | D．What for |
She is not going to buy the sofa because it _____ too much room in the living room.
| A．takes away | B．takes on | C．takes down | D．takes up |
The businessperson wanted to sell his goods fast: ______, he chose his partner with great care.
| A．and | B．otherwise | C．however | D．therefore |
The experienced teachers try their best _____ the younger ones _____experience.
| A．to help…getting | B．help…get |
| C．to help…to get | D．helping…get |
John is not a man to count on, and it is very likely that the work ____ by the time he arrives here.
| A．is finished | B．has finished | C．will finish | D．will have been finished |
Most probably it will be another 7 hours _____ you can have next meal, so each of you must have your stomach full.
| A．since | B．when | C．after | D．before |