Pollutionisaseriousproblem.Sci-优题课

题文

Pollution is a serious problem. Scientists will _______ some good ways to save it.

A．come up with	B．come on
C．come out	D．come up

科目英语题型单选题难度较易

知识点：主语+系动词+表语

相关试题

—____ are you?
—I’m fine.
A. How B. How old C. What

Lucy _____ a short nose, but I _____ a long one.
A. have ; have B. have ; has C. has ; have

找出划线部分读音与其他两个不同的选项。
A.name B.cap C.that

下列小写字母中全是元音字母的是
A.alj B. aei C.oeh

Do you know “one two zero” ?
A. B. C.