Computers and the advantage _________ gave us _________ being made better use of presently.

Oh，it’s you，my dear friend.I________you at first sight.Where have you been these years?

The shop-assistant was straight with his customers. If an article was of _____ quality, he’d tell them so.

We are very annoyed ______ his mistake, because we have emphasized this for several times

1Can you tell me ______learn a foreign language well ?