There a lot of sheep over there . A. is B. are C. be
奶奶想知道你在动物园里看到了什么,你应说:A. I saw some tigers.B. I saw the sun .
你想说“那时我四岁”,应说:A. I was four then. B. I am four then.
同桌想问你假期过得是否愉快,他应说:A. Were you on holiday ?B. Did you have a nice day ?
老师问你上个周末你去哪儿了,你应说:A. I was fat then . B. I went to the zoo.
We had a picnic Saturday .A.\ B. next C. last