The recommendation he gave me is that I ____ more traveling to open my eyes.
| A．will do | B．could do | C．should do | D．must do |
（2014届福建省龙岩市高三毕业班教学质量检查英语试卷）
What makes online shopping so popular is it shortens the distance between manufacturers and consumers．
| A．how | B．that | C．whether | D．why |
（届安徽省合肥市高三第二次模拟考试英语试卷）
This still leaves the question of ______ local public services should be improved in the next five years.
| A．whose | B．how | C．when | D．where |
（2014届北京石景山区高考一模英语试卷）
Our parents always tell us to believe in_______we do if we want to succeed.
| A．why | B．how | C．what | D．which |
（届北京市顺义区高三3月统一测试英语试卷）
I still don’t know ______ she’s planning to come to my birthday party or not.
| A．whether | B．when | C．why | D．that |
（届北京市东城区高三3月质量调研英语试卷）
--Dad, I want to go out for dinner with my friends tonight.
--Keep in mind _________ you have to be home by 9:00.
| A．that | B．where | C．what | D．when |