The new dictionaries are very useful. They ________ well and ________ already .
When we practice speaking English, we often end up _____ in Chinese.
----_____do you improve your listening? ----I improve it ______ listening to tapes. A. How; with B: What; withC: How; by D. What; by
He ______ be a history teacher.
Most of the students near______ Arthur was sitting appeared to be taking notes.So Arthur pretended to do the same.
—We’d better_______ if we want to be on time. —OK.