He is such a man who is always________ fault with other people.
This question is ______ easy, all the students can answer the question.
I don’t know _________.
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
— So how long have you been in Beijing? — Just a couple of days. I’m on a great tour, you know, and I ______ all the places of interest here.