giúp e với Question III.Circle the best answer A,B,C or D to complete the sentences.(1,5pts) 1. He often takes part in social activities ________ he is very busy. A. so B. as C. if D. though 2. I wish my parentscould put themselves in my ________. A. situation B. shoes C. feelings D. heart 3. After having a rest , they ________ working . A. got out B. went on C. turned off D. looked after 4. I couldn't concentrate on my lesson _________ I was very tense. A. because B. although C. so that D. why 5. Sofar many countries ___________ by John. A. visit B. have visited C. are visited D. have been visited 6. By working day and night they succeeded in _________ their project on time. A. completing B. complete C. completed D. to complete