n. the period during which a king, queen, emperor, etc. rules; v. to rule as king, queen, emperor, etc.
A. postpone
B. refuge
C. peak
D. reign
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n. a small area of sth. , especially one which is different from the area around it; vt. to cover a hole or a worn place, especially in clothes, with a piece of cloth or other material
A. pilot
B. porch
C. patch
D. pilar
prep. concerning sb. /sth. ;about sb. /sth.
A. practical
B. recollect
C. refresh
D. regarding
vi. to continue doing sth. that has already been started; to continue being done
A. recover
B. preserve
C. proceed
D. qualify
vi. to express great happiness about sth.
A. rejoice
B. preserve
C. portable
D. recollect