— We have no time to do it.
— _______ is our trouble.

A. It
B. This
C. Those
D. That
相關(guān)習(xí)題

科目:高中英語 來源:專項題 題型:單選題

— We have no time to do it.
— _______ is our trouble.
[     ]
A. It
B. This
C. Those
D. That

查看答案和解析>>


同步練習(xí)冊答案