Question

Some of my friends are interested in science, but none of them can tell ________.

A．when UFOs appeared next time

B．that horses know the way or not

C．where was this kind of plant found

D．how elephants communicate

Answer 1

A

解析试题分析：句意：我的一些朋友对科学非常感兴趣，但是没有人能够辨别UFOs下次出现是说什么时候。此题考查宾语从句，宾语从句中要用陈述句的语序，根据句意，故选A。
考点：考查宾语从句。