问题

_______ have you been studying English? —For about 15 years. [ ]
A: How
B:, How often
C: How long
D:, How much
B:, How often
C: How long
D:, How much
正确答案是:
同类题型
The police station is ________ the bookshop. [ ]
Zhang Lan likes English, but she _______ maths.
Another cup of coffee? —No. thanks. I _____ be off. Marry is waiting for me.
John thinks it would be long ________ he is ready for his new job.
We don’t have enough nurses to look after the patients. At least______ are needed.