A-A+
Mr. Doh ______ clients' phone calls.A．rarely r
问题详情
Mr. Doh ______ clients" phone calls.
A．rarely returns
B．returns rarely
C．has returned rarely
D．rarely had returned
参考答案
正确答案：A
解析：Adverbs of indefinite frequency may appear before the main verb. Choices (B), (C), and (D) are not possible positions for indefinite frequency adverbs.
