1. For our middle school students, some courses are compulsory, while others are ________.
A. flexible B. optional C. impressive D. significant
2. How can I ________ money from my bank account to his?
A. transfer B. transform C. transmit D. transplant
3. They didn’t ________ the true meaning of what the boss had said, and thus their task almost completely failed.
A. seize B. catch C. take D. grasp
