Themobilityofcellphonesmeansyoucanbeanywhereandhavethe____orshouldIsaytheconvenience,ofaphone.
A.must B.accompaniment C.conclusion D.necessity正确答案D
Themobilityofcellphonesmeansyoucanbeanywhereandhavethe____orshouldIsaytheconvenience,ofaphone.
A.must B.accompaniment C.conclusion D.necessity正确答案D