sign|signed|signs|signing

+ 和 - 是数学符号。

+ and - are mathematical ___signs.

£ 是英镑的符号。

£ is the ___sign for the British pound.

在地图上，十字形通常是医院的标志。

On a map, a cross is often the ___sign for a hospital.

到了八点钟，仍然没有詹妮的迹象。

By eight o'clock, there was still no ___sign of Janne.

她说她把书放在桌子上了，但一点迹象都没有。

She said she'd left the book on the table, but there's no ___sign of it.

他应该在星期三来，就像你告诉我的那样，但一点他的迹象都没有。

He was supposed to come on Wednesday just like you told me but there was no ___sign of him.

他在合同底部签上了自己的名字。

He ___signed his name at the bottom of the contract.

她说这幅画是毕加索的，但它没有签名。

She said the painting was by Picasso, but it wasn't ___signed.

在谈判中，他们差点签署协议但终究没有，而是选择寻求更多建议。

During negotiations, they stopped short of ___signing the deal, choosing to seek further advice.