Letslookatthebag.Canyouseesont-优题课

Let's look at the bag. Can you see _____“s”on the corner of_____ bag?

A．a, a

B．a, the

C．an, a

D．an, the

科目英语题型单选题难度中等

知识点：冠词的用法辨析

Part of the reason Charles Dickens loved his own novel，David Copperfield，was ________ it was rather closely modeled on his own life.(2010·北京)

I'm afraid he's more of a talker than a doer，which is ________ he never finishes anything.(2011·山东)

I'd like to start my own business—that's ________ I'd do if I had the money.(2011·江西)

Scientists study ________ human brains work to make computers.

We promise ________ attends the party a chance to have a photo taken with the movie star.