I wondered what difficulty he had __________ the plan?
-May I take your order?-Yes, I’d like a cup of coffee, a hot dog and some salad. What about you, Lisa?-_______.
The newly published book, which refers _______ basic English grammar, is _______only for beginners.
It is said that people are _______ likely to tell lies over the phone as they are in emails.
The president was deeply _______ the issue and ordered the officials to find out a solution as quickly as possible.
Tom, together with his friends, _______ to visit the Shanghai World Expo in the coming summer holidays.