...
Đề thi thử Đại học lần 7 – THPT Chuyên Đại học Sư Phạm Hà Nội năm 2012
ĐS:
1 5
x 3 x ;
3 2
= ∨ ∈
.
Bài tập 30. Giải bất phương trình:
2
51 2x x
1
1 x
− −
<
−
.
Đại ... phương trình Đại số www.MATHVN.com Ths. Lê Văn Đoàn
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Bài t
ập 44. Giải bất phương trình:
x 1 x 2 x 3
− − − ≥ −
.
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7
a
a a
a
=
− + − = ⇔
=
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7
B. Phương pháp giải bài tập điện phân
Phương pháp giải
- Bướ c 1 : Tính số mol electron trao đổi trong quá trình điện phân (nếu đề ... 1,792 lít. D. 2,24 gam và 2,24 lít.
Hướng dẫn giải
Số mol FeSO
4
= số mol tinh
thể FeSO
4
.7H
2
O
ban đầu = 55,6 : 278 = 0,2 mol. Số mol HCl ban đầu =
0,12 mol.
Thứ tự oxi hó...
... Đề 15
1. A. myth B. breath C. tooth D. with
2. A. biscuits B. magazines C. newspapers D. vegetables
3. ... ___________ in the spring.
A. mostly B. most C. especially D. specially
12. Are you looking for anything in ___________ ?
A. special B. detail C. peculiar D. particular
13. Dress ___________ when ... feel terrible, I didn’t sleep ___________ last night.
A. an eye B. a wink C. a jot...
... wake
24. People think that an apple ………… is good for you.
A. in a day B. for a day C. for every day D. a day
25. I'll never forget ………… you have told me.
A. anything B. what C. anything that ... become burden (51)_____ the children and friends. Many of them find this (52)___ annoying or
embarrassing. In addition to this, (53)_____, the fewer friends they seem to have because old friend...
... number of tourists ___________ this year as a result of the good weather
A. doubled B. doubles C. have doubled D. has doubled
38. I wish Janet ___________ to the meeting this afternoon
A. could come ... movies if we have enough time
C. Nothing is more pleasant than going to the theater
D. When we dont want to read, we may go to the theater
65. “In town everything seems to be made for the c...
... take / plane this evening / or / go / train tomorrow
A. She suggested taking the plane this evening or going by train tomorrow.
B. She suggested that we should take the plane this evening ... and local stations could develop programming about things students are (42)______
studying in school.
Already there are several towns (43)______ this is beginning to happen. Blacksburg, Virginia, .....
... the things / want.
A. Robots used slaves, therefore, people freeing them to do more of the things they want.
B. Robots would be used like slaves, therefore, free people can do more of the things ... slaves, therefore, freeing people to do more of the things they want.
D. Robots use is like slaves, therefore, free people do for them more of the things they want.
78. way / protect / all the...
... tell us about this.
A. I wish you have told us about this.
B. I wish you would tell us about this.
C. I wish you had told us about this
D. I wish you would have told us about this.
57. I've ... "Is that a new coat?" "Yes, what _____ it?”
A. are you thinking of B. do you think of C. is your idea about D. did you think about
17. How do you do? ______.
A I'm very fi...
... that you are self-
confident. All this affects the way you feel about someone.
Also, a stranger may remind you of a meeting with someone. This may be because of something as simple as the fact
that ... câu 50:
Sometimes you know things about people the first time you see them, for example, that you want to be friends with them or
that you don’t trust them. But perhaps this kind of intuition...