G8_ Environmental protection (2)

​Environmental protection

​VOCABULARY

​COMPLEX SENTENCES WITH ADVERB CLAUSES OF TIME

Một câu phức chứa một mệnh đề độc lập và ít nhất một mệnh đề phụ thuộc.

+ Mệnh đề độc lập là mệnh đề khi tồn tại một mình nó vẫn có nghĩa (thường gồm một hay nhiều chủ ngữ và một hay nhiều động từ chính)

+ Mệnh đề phụ thuộc là mệnh đề không thể tồn tại một mình vì khi đó nó sẽ vô nghĩa và thường bắt đầu bằng liên từ hoặc trạng từ thời gian.

Ví dụ: The roads were slippery when it rained. (Con đường trơn trượt khi trời mưa.)

Mệnh đề độc lập: The roads were slippery

Mệnh đề phụ thuộc: when it rained

- Mệnh đề trạng ngữ là mệnh đề phụ thuộc.

- Mệnh đề trạng ngữ thời gian cho thấy khi nào sự việc xảy ra. Nó thường được giới thiệu bằng các liên từ: before (trước khi), after (sau khi), when (khi), while (trong khi), till/ until (cho đến khi), as soon as (ngay khi),…

Ví dụ: As soon as they arrive, we’ll have luch.(Ngay khi họ đến, chúng tôi sẽ ăn trưa.)

Multiple Choice

Câu phức bao gồm mấy mệnh đề độc lập?

• 1

• 2

• 3

• 4

Multiple Choice

Mệnh đề phụ thuộc thời gian bắt đầu bằng:

• because, since, as

• so that, in order that

• when, while, before, after, as soon as,...

• although, though, even though

Multiple Choice

I always take off my shoes _____ I come home.

• even though

• so that

• because

• as soon as

Multiple Choice

Catherine was shocked ............. she found out the truth.

• When

• While

• Until

• as soon as

Multiple Choice

They have worked at this company ......... they graduated

• When

• While

• Until

• Since

Multiple Choice

At 8 pm last night, I was doing my homework ....... my sister was playing with her toys

• When

• While

• Until

• Since

Multiple Choice

......... I had eaten my breakfast, I went to school by bus

• When

• While

• before

• After

Multiple Choice

My bike is broken, so I have to walk to school.

• Simple

• Compound

• Complex

Multiple Choice

My mother bought me a new pair of shoes and made me a cake on my birthday.

• Simple

• Compound

• Complex

Multiple Choice

Richard called me _______I was parking the car.

• when

• while

• as soon as

Multiple Choice

Don't go out ___ you've finished your work.

• until

• while

• where

• because

Multiple Choice

Make sure you close all the windows ___ it starts to rain.

• until

• before

• while

• after

Multiple Choice

_______, I will tell him the truth.

• A. When he will return
• B. When he returns
• C. Until he will return
• D. No sooner he returns

Multiple Choice

_______ you finish typing that report, make five copies of it and give it to aloof the officers.

• A. While
• B. When
• C. But
• D. Although

Multiple Choice

I have lost touch with him _________ he left for London.

• A. as soon as
• B. after
• C. before
• D. since

Multiple Choice

Read the sentence and write I.C if the underlined clause is an independent clause or D.C if it is a dependent clause.

You must be careful when you cross the street.

• I.C

• D.C

Multiple Choice

Read the sentence and write I.C if the underlined clause is an independent clause or D.C if it is a dependent clause.

I'll wait for you here until you get back

• I.C

• D.C

Multiple Choice

Read the sentence and write I.C if the underlined clause is an independent clause or D.C if it is a dependent clause.

Make sure you lock the door when you go out.

• I.C

• D.C

Multiple Choice

Read the sentence and write I.C if the underlined clause is an independent clause or D.C if it is a dependent clause.

Don’t use too much water while you are having a shower.

• I.C

• D.C

Multiple Choice

Read the sentence and write I.C if the underlined clause is an independent clause or D.C if it is a dependent clause.

As soon as my friends come, we will pick up rubbish on the beach.

• I.C

• D.C

Multiple Choice

I was not at home _____ he came to see me yesterday.

A. when

B. until

C. as soon as

• A

• B

• C

Multiple Choice

I went straight to the gym _____ I left home.

A. while

B. before

C. after

• A

• B

• C

Multiple Choice

We cleaned up everything at the campsite _____ we left.

A. until

B. before

C. while

• A

• B

• C

Multiple Choice

You can stay with us _____ you find a suitable place to stay.

A. as soon as

B. before

C. until

• A

• B

• C

Multiple Choice

Read the sentence and write I.C if the underlined clause is an independent clause or D.C if it is a dependent clause.

You must get a permit before you build a campfire at a national park.

• I.C

• D.C