1 例题解析: I will like everything _____ you are willing to buy for me. A) that B) what C) if D) whether if(假如、是否)和whether(是否)都不宜用在该句。该句的主句已有一个宾语everything,而从句却少了个宾语,要用关联词that才对。只有当主、从句都缺少宾语时,才该用关联词what。因此what意为something that、all that、the word that等。所以本题答案应该选A。 Although they are young, _____ they know how to serve _____ the customers. A) but, / B) but, for C) / , / D) / , for 在英语中,although、but分别有虽然但是的意思,在一句中不能重叠使用。与此相仿,because、so也分别有因为所以之意,在一句中也不能重叠使用。后半句的为那些顾客服务不能加介词for;因为serve(服务于) 是及物动词,它应该直接跟宾语the customers(那些顾客)。所以本题答案应该选C。 I wonder _____ he will come before 9:00 p.m.. A) what B) that C) when D) if |