问题

I really _____ words with which to express my thanks. [ ]

A: lack of
B: am lacking
C: lack
D: am lacked

正确答案是：

同类题型

Do you still remember when we went to Nanjing?— I cant’ remember now but ________ sometime last summer?[ ]

I have not seen him_____ he went to college

The English teacher, the daughter of________ is in Canada, lives next to me.

Is there ______ in today’s newspaper

The time he has devoted in the past years __________ the disabled is now consideredto be __________ great value __________ him.