I. One of the four underlined parts each sentence is not correct in Standard English. (Một trong 4 phần gạch chân dưới đây không đúng. Tìm và sửa lại).
1. If Lucia had been here now, she would find out the truth about her uncle’s accident. ..............................
2. If had I known you were in financial difficulty, I would have helped you. ........................................
3. If a student takes a course on Computer Science, it will take him four years doing the course. .................
4. If she had finished the work, she can go home. ........................................
5. Unless there had been the heavy storm, the climbers will not have died....................................
6. If I had spoken more confident at the interview, they would have offered me the job. ..............................
II. Complete each sentences with the correct form of the verb in brackets. Hoàn thành câu với đạng đúng của động từ trong ngoặc
1. Phuc enjoyed (chat) .................................................... on the phone with her friends.
2. He has decided (go) ........................................................... to work in a school in a quite remote area.
3. We’ll need (call) .....................................him more often.
4. She dislikes (communicate) .....................................through message board or online meetings.
5. I tried (explain) ......................................it to him, but he didn’t understand.
7. Which TV programme (you, watch) ........................................ at 9 p.m. tomorrow?
8. They didn’t mind (work) ....................................late to complete the task.
9. He intends (stay) ........................................ there for at least three years.
10. We plan (have) .................................................a picnic this Sunday. Would you like to join us?
11. I’ll need (take) ....................................the bus to Nguyen Du Street.
12. You should avoid (use) ................................... too much shorthand in formal online communication.
13. I hope you (not work) ........................................ when I arrive at 8 p.m. today!
III. Change the following sentences from active into passive form. Chuyển những câu sau từ chủ động sang bị độ

1. Somebody has taken my briefcase. 2. The teacher returned our written work to us. 3. She had finished her report by soon. 4. The mad dog bit the little boy. 5. The police have arrested five suspects. 6. The doctor ordered him to take a long rest. 7. I am lightening a paper. 8. A group of students have met their friends at the rail way station. 9. They didn’t allow Tom to take these books home. 10. The teacher won’t correct exercises tomorrow. 11. Marry has operated Tom since 10 o’clock. 12.This is the second time they have written a letter to us. 13. Mr. Smith has taught us French for two year.

bài 1: viết thuật toán tính tổng các phần tử của dãy n số thực được nhập lần lượt vào máy tính
bài 2: viết chương trình tìm x,biết ax + b = 0 với a,b nhập vào từ bàn phím
bài 3: viết chương trình tính tổng của 199 số tự nhiên đầu tiên,viết kết quả ra màn hình

Chia động từ trong ngoặc sao cho thích hợp:
1. Where's Mary? She (listen)______ to a new CD in her room
2. Don't forget to take your umberlla with you today.You know it (be)______ the raining season now
3. Jean always (learn) ______ English at this time every day but to day she (not study)_____
4.What time _______ (the meeting/happen) tomorrow ? I (not know) ______ it get (i want)_____ for the announcement
5. Where _______(you/live) since you moved from you old house ?
6.Look ! The sun (rise) ________ over the ocean.This is the most amazing scene I (ever/see)__________
7. He (speak)___________ Japanese so well because. He (come)___________ from Japan
8. ___________ (you/usually/go) for christmas or ___________ (you/stay) at home ?
9. Look! Your friend (hold) ___________ some roses.They (look)___________ lovely
10.___________ (you,finish)your assignement yet?No I ___________
11. My father usually (walk) ___________ to work but now hw (drive)___________ his car
12. I (not think) ___________ Mary (sleep)___________ because I can hear some noise from her room
13. My grandparents (bring) ___________ me up since I was very small
15. James (always/complain)___________ It (be) ___________ hard to plase him
16. I (just/realize) ___________ that there are only four weets to the end of them
17. This is the second time I (be) ___________ to London
18. Now the children (not want) ___________ to go to sleep.They (prefer) ___________ their mother to tell them bedtime stories.
19. ___________ (they/want) a horror movie before? yes, thay (watch)___________ a plenty of such movies before
20. Jim (cook) ___________ so tired now.He (work)___________ non-stop since the morning

Khoanh tròn đáp án đúng
1. The Smith (is having/ are having) a barbecue in the backyard right now.
2. The train (just leaves/ has just left) for 10 minutes.
3. The police (haven’t caught/ hasn’t caught) the burglars yet.
4. Jim (is still reading/ has still read) the book he borrowed from the local library last week.
5. (Have you ever tried/ Are you ever trying) Indian cuisine before? No, this is my first time.
6. At present, my father (is having/ has) a car and a motorbike.
7. You should arrive at the airport before &:30 because the plane (takes off/ are taking off) at sharp 8.
8. Who (is/are) James talking to?
9. I (have read/read) five science books so far.
10. Coffee (has always been/ is always) my favorite drink since I was 20.
11. Why (are you always talking/ do you always talk) with your mouth full?
12. What (are you doing/ do you do) now? I am a linguist.
13. Look! It (is pouring/ pours) with rain.
14. Have you finished your homework yet? No, actually I (am working/ work) on it.
15. Mr. Brown (is sleeping/ has slept). I can hear his loud snoring.