问题
选择题
The first textbooks written for teaching English as a foreign language ____ in the 16th century.
A．came about
B．came out
C．came along
D．came up
答案
答案：B
come out表“出版，出现，变明白”；come about为“发生”；come along表示“赶快，再努力一点”，常用在祈使句中；come up意为“（种子）发芽，发生，被提出”。