-He looks really worried. He be having some problems.
-I guess so. He’s weak in math and physics.
| A．may | B．can | C．must | D．will |
28. We finally managed to make the customers ______ of the quality of the vehicle.
| A．to convince | B．convincing | C．convince | D．Convinced |
27. ---- Mr. Wang got the first prize in the singing competition last week.
---- Oh. That’s what he ______ for years.
| A．had been expecting | B．has expected | C．expected | D．has been expecting |
26. ---- It is reported in the local newspaper that the murderer was caught in a small town.
---- ________.
| A．Justice has long arms | B．One false move may lose the game |
| C．Lies have short legs | D．Kings go mad, and the people suffer for it |
25. ---- Why didn’t you pick up the MP4?
---- I ______ it, but I didn’t carry that much money.
| A．could buy | B．should buy | C．must have bought | D．could have bough |
24. ______ sculpture is to a block of marble, education is to a human soul.
| A．That | B．Which | C．What | D．Where |