III/ Choose the correct word or phrase:

1) He isn’t (old enough to / enough old to / old enough / enough old) work here

2) I used to live on a farm when I (am / was / will be / was) a young girl

3) He advised you (should work / work / to work / should to work) harder on it

4) Tom, you’ll have to cook dinner (yourself / himself / myself / herself)

5) She asked me (to give / gave / give / giving) you this dictionary

6) I enjoyed (to act / act / acting / acted) very much 20 years ago

7) We must be there (at / from / till / between) 8.30 and 9.15

8) He demonstrated his invention (success / successful / successfully)

9) He’s out now. Would you like to leave a (straw / wisdom / tale / message) ?

10) How much time will you spend (on / with / to / for) it ?

11) His new wife is very cruel (with / at / to / on) his daughter

12) Mom had to do everything (not / without / doesn’t / no) any help

13) Sometimes my jokes (over / choose / annoy / fit) them

14) We’re really proud (at / of / from / with) you, Mike

15) Put all dangerous object out of children’s (head / distance / reach / order)

16) I bought this racket (tomorrow / now / yesterday / tonight)

The students are playing (happily / happier / happy / happiest) in the school yard

2) She told me (giving / to give / gave / given) you this dictionary

3) They have studied (for / at / since / to) 6 o’clock

4) The new shopping mall is quite (different from / the same / like to / similar) the present shopping area

5) How long (do / have / did / are) you (study / studied / study / studying) here ?

6) It’s difficult (pass / to pass / passing / passed) the exam

7) She used to be my (outside / outdoor / indoor / next door) neighbor in Hue

8) The scouting Association is the largest voluntary youth (cooperation / organization / participation / coeducation) in the world

1.Hung is (better / most better / the best / more better) student in my class

2.He’s out now. Would you like to leave a (straw / wisdom / tale / message) ?

3.(Were you / Did you / You did / Do you) receive this report card yesterday ?

45I (decide / want / enjoy / ask) swimming when it is hot

6) Mom is ill. You should look (at / for / after / in) her

7) I live (in / at / on / during) 5 Tran Phu street

8) Please tell her (not to use / don’t use / using / not use) this number

9) I used (to being / be / was / to be) late for class when I was young

10) We will return (next summer / yesterday / 3 days ago / at the moment)

11) I’ll try my best to (establish / organize / improve / cross) my pronunciation

12) Tell me what to do to (participate / encourage / raise / save) natural resources

13) He died of o broken (head / harvest / heart / humor) last year

14) My Dad is out. Can you leave a (service / person / steamer / message) ?

Anyone learning English also would like to know much vocabulary.

As many know the vocabulary, the more you use English better, easier.

In contrast, with the limited vocabulary, you will experience situations such as:

To hear people talk but don't understand
There are not enough words to express her wish to say
Read a few pages of documentation to take all morning sun because the new Word
And inhibition when learning in school again 1 from a hundred times-to come when need to spend is forgotten.
Of course, who also experienced the situation. Because beginner English, who also has a vocabulary = 0 are the same.

If you currently find yourself missing the words "aggravated", don't worry. Because you can get rid of that situation by starting to learn and accumulate vocabulary right now.

Day to day contributions picked up your vocabulary, vocabulary will increase.

But persistence only is not enough. You have to learn fast.

That's why you need the method and strategy of learning new words efficiently, save time; to help you quickly earn contributes the necessary vocabulary and use English on demand.

Below is some experience and effective vocabulary learning guide. You refer and apply according to learn faster, remember longer, learn more vocabulary and work when needed.

Ở một loài thực vật, tính trạng màu hoa do một gen có 3 alen là A, a, a₁ quy định theo thứ tự trội- lặn hoàn toàn là A > a > a₁. Trong đó alen A quy định hoa đỏ, alen a quy định hoa vàng, alen a₁ quy định hoa trắng. Khi cho thể tứ bội có kiểu gen Aaa₁a₁ tự thụ phấn thu được F₁. Nếu cây tứ bội giảm phân chỉ sinh ra giao tử lưỡng bội có khả năng thụ tinh bình thường thì theo lí thuyết, loại cây có hoa vàng ở đời con chiếm tỉ lệ

A.  1 6

B.  1 4

C.  1 9

D.  2 9

Trong không gian với hệ tọa độ Oxyz, cho đường thẳng   d :   x + 1 1 = y - 2 3 = z - 2  vectơ nào dưới đây là vectơ chỉ phương của đường thẳng d?

Trong không gian với hệ tọa độ Oxyz, xét tứ diện ABCD có các cặp cạnh đối diện bằng nhau và điểm D khác phía với O so với mặt phẳng (ABC); đồng thời A, B, C lần lượt là giao điểm của các trục Ox, Oy, Oz và mặt phẳng ( α ) :   x m + y m + 2 + z m - 5 = 1  (với  m   ≠   0 , - 2 , 5   ). Tìm khoảng cách ngắn nhất từ tâm mặt cầu ngoại tiếp I của tứ diện ABCD đến O.