說明原因的句型:

　　1. There are two/some good reasons for sth./to do sth. …

　　生活條件改變的原因有兩條。首先，我們一直在貫徹執(zhí)行改革開放政策。其次，我們的經(jīng)濟在迅速發(fā)展并且出生率得到了控制。

　　There are two reasons for the changes in people’s living conditions. First, we have been carrying out an opening and reform policy. Second, our national economy is developing rapidly and the birth rate has been __________.

　　2. We have two good reasons for/against ...

　　我們有兩條充分理由反對工業(yè)不受控制的發(fā)展。

　　We have two good reasons against the uncontrolled development of industry.

　　3. The reason for...is that + 從句

　　我們支持”希望工程”的原因是, 許多貧困地區(qū)的兒童付不起繼續(xù)學(xué)業(yè)的各種費用。

　　The reason for us to support the “Project Hope” is that many children in poor areas __________ different kinds of expenses to continue with their schooling.