单项填空 (共15小题, 满分15分)——May I take your order now? —— . —— OK, I’ll come back in a few minutes.
----Why did you go back to the shop? -----I left my friend______there.
To all the famous artists’ surprise, the unknown woman’s two_______paintings are also on show in the art exhibition.
The lawyer was expected to _____ some proposals after reading all those documents.
_____ his knowledge of the mountainous country, John Smith was appointed as our guide.
Political parties often differ in their views on various _____ concerning their own countries.