This diploma ( 毕业文凭 ) ________ that you have completed high school.
正确答案： B
本题解析： 暂无解析
To succeed in a scientific research project ________.
The more we looked at the picture, ________.
I know it isn ’t important but I can ’t help ________ about it.
Comrade Li ________ be in Beijing because I saw him in town only a few minutes ago.
Wood does not conduct electricity; ________.
You ________ go now. It ’s getting late.
I found ________ to answer all the questions within the time given.
Only when you have obtained sufficient data ________ come to a sound conclusion.