How often does Linda visit her grandparents (划线是four times a year）你怎麼知道畫線部分是什麼阿我猜呀，因为你没给出来。其实有多处可问的。又如What does Linda do four times a year?( 划线是visits her grandparents真聰明.利害你要我給你幾分1-20分由你，当然是“The more ,the better .多多益善”