２７３．if you offer him some help this time, since he once helped you , that would be____
a. equal b. more equal c. fairer d. more fair. 为什么选C，我觉得都行？详细解释 各答案

２７７．___ people died ____ starvation that year willl never happen.
a.taht , of b. that from c.what from d.how, of 为什么选B，我觉得都行？详细解释 各答案

283.___cash crops will be produced nex year is not yet decided.
a.it b. what c. that d. which为什么选C，我觉得都行？详细解释 各答案翻译?

284.90% of the debts ___ so far.
a.is paid back b. have been paid off c.has been paid off d. are paid off为什么选D，我觉得都行？详细解释 各答案

２７３．if you offer him some help this time, since he once helped you , that would be____
a. equal b. more equal c. fairer d. more fair. 为什么选C，我觉得都行？详细解释 各答案
只能选C, fairer. fair 公平的意思．equal是平等．


２７７．___ people died ____ starvation that year willl never happen.
a.taht , of b. that from c.what from d.how, of 为什么选B，我觉得都行？详细解释 各答案
die of固定用法

283.___cash crops will be produced nex year is not yet decided.
a.it b. what c. that d. which为什么选C，我觉得都行？详细解释 各答案翻译?
打字错的太多了！！！！

284.90% of the debts ___ so far.
a.is paid back b. have been paid off c.has been paid off d. are paid off为什么选D，我觉得都行？详细解释 各答案
问题补充：
２８４．为什么选Ｃ，原来错了？
首先要用完成时，然后是不可数，要用单数，选C.