So far no life has been found outside the earth, but while some scientists are actively searching for living things in outer space, others firmly believe there ____ .
A. mustn’t be B. may not be
C. can’t be D. won’t be
高三英语单项填空中等难度题
So far no life has been found outside the earth, but while some scientists are actively searching for living things in outer space, others firmly believe there ____ .
A. mustn’t be B. may not be C. can’t be D. won’t be
高三英语单项填空简单题查看答案及解析
So far no life has been found outside the earth, but while some scientists are actively searching for living things in outer space, others firmly believe there ____ .
A. mustn’t be B. may not be
C. can’t be D. won’t be
高三英语单项填空中等难度题查看答案及解析
So far no life has been found outside the earth, but while some scientists are actively searching for living things in outer space, others firmly believe there ______.
| A. mustn’t be | B. may not be | C. can’t be | D. won’t be |
高三英语单项填空中等难度题查看答案及解析
Since no evidence has been found so far ________ he was guilty, he has to be set free.
A．before B．whether C．that D．when
高三英语单项填空简单题查看答案及解析
．____ the news, so far, has been good, there may be bad days ahead．
A．While B．When C．If D．As
高三英语单项填空简单题查看答案及解析
____ the news, so far, has been good, there may be bad days ahead.
A. While B. When C. If D. As
高三英语单项填空中等难度题查看答案及解析
______the news, so far, has been good, there may be bad days ahead.
A. when B. while C. If D. Since
高三英语单项填空中等难度题查看答案及解析
______ the news, so far, has been good, there may be bad days ahead.
A. When B. While C. If D. As
高三英语单项填空简单题查看答案及解析
_______ the news, so far, has been good, there may be bad days ahead.
A. When B. While C. If D. As
高三英语单项填空中等难度题查看答案及解析
________ the news, so far, has been good, there may be days ahead when it is bad.
A．While B．When
C．Because D．If
高三英语单项填空困难题查看答案及解析