The reason__________ their failure you know is they didn't get fully prepared for the experiment.
26. —How much of the foreign expert’s speech have you understood?—Next to nothing. I wish I _______ harder at English.
25. Don’t refer to the dictionary every time you come across a new word as sometimes its meaning may be _______ clearly in a given context.
24. The Expo site should be _______ from anywhere in the city of Shanghai within 90 minutes by bus, subways and special taxis.
23. Knowing office rules — whether _______ or not—is critical, especially for young job seekers.
22.—He is eager to try something he has never tried before.—Oh, I see. That’s _______ he’s different from others.