You can only be sure of _______ you have at present; you cannot be sure of something ______

You can only be sure of _______ you have at present; you cannot be sure of something _______ you might get in the future.

#68075

that; what

what; /

which; that

/; that

推荐题目

 I saw some trees the leaves of _____ were black with disease.

#72550

that

which

what

 —So when did you meet Joan?—It was last Sunday _______ she came to visit my sister.

#66849

that

since

when

Before

They put forward a lot of plans at the meeting, none of _______ carried out in their work.

#70526

which

them

what

that

_________ difficult the task may be, we must finish it on time, because we can’t meet such a precious opportunity _______ we have expected.

#72105

Whatever; that

However; as

However; that

Whatever, which

Smoking, _______ is a bad habit, is, however, popular.

#73804

that

which

though