I have _________ some courses and software to my Smartphone, and I find they are very interesting and easy to use. 

The firefighters are going to ______________ the cause of the fire.

You are ____ to finish your homework on time. 

All students are required to translate this poem ________English into Chinese.

Questionnaires are not suitable_____some people.

We are under ______ to finish the task within such limited time.

Questionnaires are easy to ____.

Where are you used to____ vegetables?

Customers  ______ refuse to filling the questionnaire are not permitted to buy the product. 

—What are you going to do this weekend?

一_________________________. If time permits, I may go to Shanghai with my friends.

The old houses are being pulled down to ______________ a new office block.

—What are you going to do in the 2022 Winter Olympics?
—____________________.

— Are you ready, folks?

— ________________

— Hello, I'd like to speak to Phil.

— He's out to lunch now. _________________ 

____ face-to-face interviews, questionnaires are cheaper for collecting data from a large number of respondents.

—Are the Project Managers linking up OK?
—They seem to be, yes._________ .

---  Don’t forget to come to our party this weekend!

---  _____________________________

---How are you?

---________

They are trying to make a new product——the world's smallest __________ robot.

— What are you going to do this weekend?

— ___________. If time permits, I may go to Shanghai with my parents.