内容提示:1)外星人生活在其他星球上,他们长着大大的头,有一双大大的眼睛,身材矮小;
2)他们看似弱小,实际很强壮,他们不需要喝水,不需要呼吸,也不需要睡觉;
3)与人类不同的是,他们总是乘着UFO去他们想去的地方。
I believe aliens really exist. …
—At 9:00p. m.
—Practise writing them many times.
at eight o'clock last night?
—He seems to have a cold ___________the weather changes suddenly.
—We were told ___________a picnic this weekend.
—Yes, I agree ___________you.