A:29%
B:71%
C:21%
D:79%
听第一篇短文,回答小题。请根据短文内容,选择正确答案,完成信息记录表。
A Day Out
When and where to go
They will go to Sunshine Park ⑴ .
How to go
They will go there by ⑵ .
What to do
They will ⑶ in the morning and boat in the lake in the afternoon.
They will have a picnic in the park.
用配方法解方程x2+8x﹣7=0,则配方正确的是( )