两道关于现在完成时的选择题—these farmers have been to the united states —really?when____there?A. will they go B.did they go C. do they go D,have they gone(选的是B,原因?)My parents _____handong for ten yearsA.have been in. B.hav

两道关于现在完成时的选择题—these farmers have been to the united states —really?when____there?A. will they go B.did they go C. do they go D,have they gone(选的是B,原因?)My parents _____handong for ten yearsA.have been in. B.hav 现在完成时的五道单项选择题, 现在完成时的单项选择题 现在完成时的选择题 现在完成时的单项选择题 选择题(现在完成时) 一个关于现在完成时选择题?A:These farmer have been to the United States. B:Really? When _____ there? A did they go B have they 关于现在完成时的语法 英语的语法选择题.要求选择题是有关一般过去时和现在完成时的任意考点.本人需要的语法选择题非单项选择题.是像完形填空的那种题型.就一篇文章的那种.选择题必须有关于一般过去时和 关于现在完成时的用法,求教! 现在完成时选择题练习题 概率论与数理统计的两道选择题, 数学两道选择题,平行线的性质 两道选择题,是双项的喔. 问说 的两道选择题 一元二次方程的两道选择题 两道关于定语从句的选择题.The manager had to go to Beijing on business on June 23,__ happened to be his only son's birthday. A when B which C that D while 2.It was an exciting moment for these football fans this year,___ for the 关于选择题的概率究竟十道选择题中至少答对两题的概率是多少（一道选择题有ABCD四个选项,单选题）..那么答对两题的概率呢?