--_____ do you improve your listening?---I improve it _____ listening to BBC and VOA.A. How, with B. What, with C. How, by D. What, by
---Millie,is there anything else you want to know about Yangzhou paper cutting? ---Yes,I am still wondering __________ .
---What’s wrong with you, Jack? You look tired. ---I ________ to prepare for the final exam last night.
---Lucy, is maths difficult to learn in a foreign school? ---I’m not sure, but no subject can be learned well __________hard work.
--- Mum, I ______ the theatre for minutes, but I left my ticket at home. --- Don’t worry, honey, I will take it to you.
--- __________ does your car need the vehicle repair? --- Every six months.