We want a teacher to teach_______.
I wondered ___________________.
—Is there anything you want me to get on the bus? —Sure.______ take the suitcase?
This educational CD-ROM makes _____ easier for you to learn English.After using it for a month, you’ll have no difficulty ________ with foreigners.
—Can I walk across the road now, Mrs.Chen? —No, you ______.You have to wait until the light turns green.
---Middle schoolstudents hardly know anything about shopping online, __________ they? --- ________.It’s very popular with teenagers.