China needs to strike a balance between maintaining a ______ fast and stable development and economic structural adjustment. 

It’s always difficult being in a foreign country, ________ if you don’t speak the language.

 He was known to have been hanging about and was not expected to pass the test. ______, his failure came as no wonder to his parents.

— Have you finished your experiment report, Jane?— Oh, my God. I’ve _____ forgotten all about that.

Do you think shopping online will________take the place of shopping in stores?