I wondered ______ they had raised so much money on their own to help youngsters in need.
A．what B．that C．how D．why
If George had followed his father’s advice, he ________ a lawyer now.
A．is B．would be C．has been D．would have been
________ along the Silk Road led to world-wide business 2,000 years ago.
A．Trading B．To trade C．Traded D．Having traded
Brian talks to me like a child, _______ really annoys me.
A．who B．whom C．which D．where
--- Alice looks sad. Did you tell her about her brother’s accident?
--- Sorry, I ________ her just before her final exams.
A．can’t tell B．mustn’t have told
C．needn’t tell D．shouldn’t have told
_______ we have planned ahead might change when we put it into practice.
A．Whatever B．Whenever C．Whoever D．However
