You can't use the machine because it ___ yet.
A: has not tested
B: has not been test
C: has not been tested
A: has not tested
B: has not been test
C: has not been tested
C
举一反三
- You can’t use the machine because it __________________ (not test) yet. A: has not been tested B: was tested C: has tested
- You can't use the machine because it hasn't been _____(test) yet.
- Why is the man concerned A: The launch has been delayed. B: The trial is not finished. C: The item has not been tested yet. D: The product might be unpopular.
- You can’t use the machine because it __________________ (not test) yet.
- is an aircraft that has not yet been fully proven in flight. Often, this implies that new aerospace technologies are being tested on the aircraft.
内容
- 0
I had no idea of the machine _______ already. A: to test B: having been tested C: testing D: having tested
- 1
Which of the following statements is FALSE according to the passage A: The machine has not been put into use yet. B: With the machine, you could go to many countries in the world. C: The machine can store up to 240 words. D: With the machine, you will be able to talk with foreigners.
- 2
This book is a collection of practical transistor circuits, ____ has been tested by the author in his own laboratory.
- 3
__________ this material can be used in our factory has not been studied yet.
- 4
Mr Li isn't here, because he ______ Shanghai for something important. A: has been to B: has been in C: has gone to D: went