______, a man who expresses himself effectively is sure to succeed more rapidly than a man whose command of English is poor.
I have almost forgotten ________.
Do you have any idea ________
Last Sunday he made a promise ________ he was free he would take me to Qingdao.
Last Sunday he promised ________ today, but he hasn't appeared yet.
At that time I had no idea ________ I could hand it to him without being seen.