The students were ____ over the ____ problem, listening to the teacher with a ____
expression on their faces.
| A．puzzled; puzzling; puzzling | B．puzzled; puzzling; puzzled |
| C．puzzling; puzzling; puzzled | D．puzzling; puzzled; puzzling |
If a peace process got under way, Saudi Arabia would_______ directly in talks about such problems of regional concern as shipping and pollution.
| A．predict | B．attend | C．enter | D．participate |
I came in tired and happy and badly in need_____ a bath. However, my elder brother insisted there wasn’t much need______ one
| A．of; for | B．for; of | C．for; for | D．of; of |
Only when you get a special permit can you have the ______of interviewing the prime minister of Canada.
| A．advantage | B．possibility | C．preference | D．privilege |
The first time I landed the country, I couldn’t ______ himself to the way of modern life in this big city.
| A．apply | B．devote | C．adjust | D．engage |
In this composition spelling mistakes ______ while grammatical ones are not so obvious.
| A．stick out | B．stick to | C．stick up | D．stick around |