When I came in, I saw Dr. Li ______ a patient.
Some researchers believe that there is no doubt ________ a cure for AIDS will be found.(2005年广东省高考题)
Great changes have taken place in that school. It is no longer _______ it was 20 years ago, _______ it was so poorly equipped. (2005年安徽省高考题)
The way he did it was different ________ we were used to. (2005年江西省高考题)
Mum is coming. What present _______ for your birthday? (2005年福建省高考题)
Danny left word with my secretary _______ he would call again in the afternoon.(2005年浙江省高考题)