问题

If you’ve finished, we can have a coffee. ________, you’d better keep working.

A:If so
B:Only if
C:If not
D:If only

正确答案是：

同类题型

John is very________. If he promises to do something he’ll do it. [ ]

—Why do you charge me so much for such a simple meal! I wonder if you got mistaken. —Oh, I have _______ in your bill the cost of the expensive plate you broke just now.

It takes me half an hour the piano every day.

gineer spoke highly of the government’s efforts,____ he owed his safe return from Libya

John suggests __________ swimming tomorrow.