1.call for 需要；要求

A few relatively infrequent situations also call for a semicolon.
有幾個比較少見的的情況也要求使用分號a2SwvUy.XsVXC)8。

Cuadrilla's lancashire plans call for hundreds of wells.
而cuadrilla的蘭開夏郡計劃需要幾百口井XoS^Khh37YMZa(ml[=R。

2.demand to 需求

But the demand to remove his portrait is wrong.
但要求移除他的肖像的做法是錯誤的Q6lty;8]&eWK。

New curricula reform brought forward the new demand to teacher's qualities.
新的課程改革對教師素質提出了新的要求vw4NN7TsSzDHVYx。

3.encourage to 鼓勵

A joint venture is encourage to market its product outside china.
我們鼓勵合資企業在中國之外的市場上銷售其產品wSnC+R][Y@X+Eov[U。

I encourage to join the list and contribute your thoughts to the project.
我鼓勵您加入這個列表，并提供您對這個項目的想法DnFdQdM0Uo(8=k。

4.convert to 轉而變為

After five years, any remaining preferred shares would convert to common shares.
五年后，任何剩余的優先股將轉換為普通股jXT]OKPwnJ]L-@lulJ。

And he tells me that when staff do convert to christianity, their attitude towards their work is transformed.
同時他告訴我，當他的員工皈依基督教之后，他們對待工作的態度就轉變了yg31pXpd^kyLEbkv~^2。