Sofarthey
问题详情:
So far they __________ to speak four languages. Sometimes they _________ them.
A. have learned; have mixed B. have learned; mix
C. learned; mix D. learned; mixed
【回答】
B
知识点:动词时态
题型:选择题
问题详情:
So far they __________ to speak four languages. Sometimes they _________ them.
A. have learned; have mixed B. have learned; mix
C. learned; mix D. learned; mixed
【回答】
B
知识点:动词时态
题型:选择题