______ furniture you have got in your apartment! I am green with envy.

A. How beautiful a                                   B. What a beautiful      

C. How beautiful                                      D. What beautiful

Make sure ______ the experiment is over, all the electric facilities in the lab are turned off.

   A. once if            B. if once                  C. that once                    D. once whether

 I seldom focus on classes, ______assigned a seat by the teacher otherwise.

A. as                       B. until                        C. unless                      D. though

 I ______ in a foreign corperation for many years, but I have never regretted my final decision to move back to Nanchong, my hometown. 

A. worked           B. was working           C. have worked                 D. had worked 

 I ______to give a try, but for the teacher who kept insisting on my “going for it”.

A. will not decide                                       B. wouldn’t have decided  

C. didn’t decide                                              D. hadn’t decided

A painting embroidered（繡）______hand from Sichuan, 7.5m × 3.4m ______size, is chosen to celebrate the upcoming 18th National Congress of CPC.

A. with, of　 　　　　　　 B. through, by　　　 C. by, in　 　　　　　 　　　 D. on, for

---Would you come to my birthday party tomorrow between 7:30 and 10:30 pm?

---What a pity. My flight to the US ______ the Pacific Ocean during that time.

A. will cross　　 　 B. is crossing　　　 　 C. has crossed 　　 　　　 D. will be crossing

---Shall we climb up the hill so as to get a good view of the whole scenery?

---Not necessary. You just look forward ______ it.

A. to seeing　　 　 B. to see　　　　 　　　 　　　 C. to saw　　　 　 　　　　 　　　 D. to seen

Barack Obama, ______ president of the USA, and Mitt Romney started on Monday night to debate on ______ foreign policy in their third and final face-to-face argument.

A. the, /　　　 　　 B. /, the　　　　　 　　 C. /, /　　　　　 　　　 D. the, the

---Hi, I’m glad to see you again. Long time no see!

---Sorry, but I never remember having ______a man like you.

A. got through 　 B. picked up　 　 　　　 C. come across　 　　　 D. involved in