+0
Are the following sentences acceptable?

(1) More and more Japanese women are postpone their marriage, or evern totally refuse marriage.

(2) According to some survey, more than seventy percent of Taiwanese women have considered to be single.
+0
(1) More and more Japanese women postpone their marriages, and some even forgo marriage.
(2) According to a survey, more than seventy percent of Taiwanese women are considering remaining single.
Comments  
I have underlined some problem areas:

(1) More and more Japanese women are postpone their marriage, or evern totally refuse marriage.
(2) According to some survey, more than seventy percent of Taiwanese women have considered to be single.
Site Hint: Check out our list of pronunciation videos.
(1) More and more Japanese women postpone their marriage, and some others even totally refuse marriage.

(2) According to a survey, more than seventy percent Taiwanese women consider to keep single.
 Mister Micawber's reply was promoted to an answer.