中国大学MOOC: Some technical problems___________ are outlined here.
举一反三
- 中国大学MOOC: Text messages may have some potential problems EXCEPT .
- Emma, come here. Here ______ some new pens for you. A: is B: are C: has D: have
- We have some really good buys here.====The customers here always purchase lots of products.
- 中国大学MOOC: About how the mother is outlined in the misty morning light: _______
- Sometimes children encounter technical problems with the computer.