He promises he can return on time.

1. He promises he can return on time.

【考点】

that引导的宾语从句;

【答案】

您现在未登录，无法查看试题答案与解析。登录

语法填空（单句）容易

1. According to the research, many parents were afraid their children wouldn't follow their orders.(填入适当的引导词)

语法填空（单句）普通

2. Do you agree the famous people should take responsibility if the products have any problem?(填入适当的引导词)

语法填空（单句）普通