We may find that learning a foreign language does not have to be________learning our mother tongue,but can in fact be twice ________.
Every boy and every girl in our school _____ to join one or two clubs according to their hobbies.
I saw a lighthouse _____ at the mouth of the river.
---Tom. answer my question.---Oh, sorry, ______. I beg your pardon?
The children ______ local accent when staying with the natives.
--Shall I ______ addresses with you ?---OK. Hongxing Road, No 53. Yours?