【单选题】
There can be no ( ) understanding without communication between people.
【单选题】
This is the military ____, and nobody is allowed to get in without permission. ?
【单选题】
Dave ____ into the house without ____ out by his parents.
【单选题】
It was strange _______ she left without saying a word.
【单选题】
One of my ____ sentences is: there is no smoke without fire.
【单选题】
Man________die without air or water.
【单选题】
How difficult it is ______ the modern world without oil.
【单选题】
What are very commonly used teaching procedures and stages?
①
Presentation, practice and production
②
Pre-reading, while-reading and post-reading
③
Mechanical practice and meaningful practice
【判断题】
A comma is used to introduce an explanation, a summary, or an appositive.
【判断题】
The period is used to separate a series of words or phrases.