I. Use the correct form of the words1.Bell demonstrated his at a lot of exhibitions. (invent)2.There was a big after World War II. (emigrate)3.HCM city is an important center. (commerce)4.There was still no on what to do next. (agree)5.Bell experimented with ways of transmitting over a long distance. (speak)6.He is busy doing work at the moment. (experiment)7.He won the first prize in the English contest. (speak)8.Michael Faraday is one of the most famous in the field of electricity. (invent)9.Thomas Watson was Bell’s , wasn’t he? (assist)10.I’ve got a lot of friends. The friends I made with this group are . (count)II. Use the correct form of the verbs11.She and I (see) a movie tonight.12.Mary usually(go) to the school library twice a week, but last week she(not go).13.Would you like(play) tennis this afternoon?14.The sun (rise) in the east.15.What you(do) next summer vacation? I(visit) my grandparents in Hue.16.Look at these black clouds! It (rain).17.Yesterday I (be) busy, so I(not have) time to phone you.18.Bad driving (cause) many accidents.19.Rice (not grow) in cold climates.20.I’ll come over (pick) her up. III. Write sentences. Say what the people are going to doEx : I feel very tired . (take a day off)I am going to take a day off.21.My uncle has won some money. (buy a new car)My uncle is going to buy a new car .22.I’ll have a holiday next month. (visit Ha Long Bay)I’m going to visit Ha Long Bay .23.Peter is bored. He has a movie ticket. (see a humorous movie tonight)Peter is going to see a humorous movie tonight .24.I intend to come over to pick you up. I am .25.Mary plans to invite some friends on her Birthday party. Mary is .