The robber was guilty _________ computer crimes in the past.
---Why not take ____ umbrella with the sign “Made in China”? It’s ____ useful one.--- What ____ good advice.
—Have you ever seen Zhou Libo’s talk show?—Yes. It’s very funny and it often makes people .A. to laugh B. laugh C . laughing
The bridge ______ two years ago. A. built B. is built C. was built
—_______?—Yes, please. I’d like a hamburger, a bag of chips and a coke.A. Can I help youB. Are you hungryC. How much do you want
—Must I finish my homework now, Mom?—No, you _______.You can do it tomorrow.A. can’t B. needn’t C. mustn’t