________ students in the classroom ______ twenty. The others are in the library.
A.The number of ; is | B.A number of; are |
C.The number of; are | D.A number of ; is |
________ students in the classroom ______ twenty. The others are in the library.
A.The number of ; is | B.A number of; are |
C.The number of; are | D.A number of ; is |