问题

The little boy ________ in the mud all morning. No wonder he is dirty from head to foot. [ ]

A: has played
B: is playing
C: has been playing
D: was playing

正确答案是：

同类题型

Is there ________ in the book— Yes, the story is very exciting.

The boy isn’t _______ to dress himself.

Tara is mad at her best friend because she wears the same clothes her.

nt to the Royal Cinema last night, _______ we saw the film Life of Pi.

________ have left school, for her bike is stillhere.