单选题 Many actors and actresses were very ______ of his acting.
【正确答案】 C
【答案解析】本题为词组辨析题。be grateful to sb.意为“对……感激”;be keen to意为“对……敏感”;be jealous of意为“对……嫉妒”;be hostile to意为“对……有敌意”。本句大意为:许多演员都嫉妒他的演技。