They were all so tired that they could ______.
| A．do nothing but sleep | B．do anything but sleep |
| C．do nothing but to sleep | D．do anything but to sleep |
Please do me ______ favor ______ the heavy box.
A. /, carry B. a, to carry C. a, carry
Present Hu______ Canada the day after tomorrow.
A. is leaving for B. leave for C. left for
Your friends arrived______ Chongqing yesterday evening.
A. in B. at C. to
Yao Ming will play in the basketball game between China and Japan in Shanghai. Let’s ____ him ______.
A. cheer, with B. to cheer, on C. cheer, on
We should always keep the classroom ________ and tidy.
| A．cleaning | B．cleaned | C．to clean | D．clean |