题目
题型:同步题难度:来源:
—I _____ know.
B. don"t
C. isn"t
答案
核心考点
举一反三
2. _____(Do, Does) they have computer games?
3. _____(Do, Does) you have a baseball bat?
4. I _____(don"t, am not) have a tennis.
5. She _____(don"t, doesn"t) have an uncle.