找出错误并在横线上改正。
They have few friends, have they?
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(从左往右依次填写)
某考察小组在7月份进入一个海拔3000多米的河谷,看到谷地中绿油油的青黄灿灿的油菜花交相辉映,两山坡却绿草稀疏,山峰白雪皑皑.据此回答下题.
I mother can sing songs.