【单选题】At the age of six, my son _____ ask me a lot of strange questions, and some of them were too hard to answer.
【判断题】At the age of six my father began to teach me English.
【判断题】拍摄运动人物时一般选择AF-C/连续自动对焦对焦模式。
【简答题】完形填空 At the age of six, I was paying a visit to my grandfather's farm in Kansas.Grandpa had sent me into the __ 1 __to gather pecans(美洲山核桃)for us to enjoy later. Picking pecans was not an easy job and...