第1个回答 2007-01-15
1. There are about 50 patients or so in this ward, many of whom are being given acupuncture treatments.
2. listening attentively, you can hear a faulty sound.
第2个回答 2007-01-15
1.There are 50 patients or so in this ward,of whom many are being given acpuncture treatments.
句子中的about和后面的or so 句意重复。要去掉
2. Listen attentively,and you can hear a faulty sound
祈使句+and/or +一般将来时的句子
或者 If you listen attentively, you can hear a faulty sound