单项选择题
So forcefully（）that we were all convinced.
A.he did speak B.he spoke C.did he speak D.that he spoke
单项选择题 He has to make a living by himself because he doesn’t have parents to（）.
单项选择题 On Christmas Eve, we had several guests, who were（）friends of our daughter.
单项选择题 （）to secret document is denied to all but few.
