首页 / 高中英语 / 试题详细
  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 2012

The children ______ very quiet; I wonder what they ____up to.

A.were; are being B.are being; are
C.are; do D.are being; do
登录免费查看答案和解析

Thechildren______veryquiet;Iwo