单选题Have you ever seen a_______bag on the table?A plastic small blackB black small plasticC plastic black smallD small black plastic

阅读理解 判断给出的语句是否正确，正确的在括号内写(T)不符的在括号内写(F)

Do you still get free plastic bags from the supermarkets? Things have changed.

China has banned free plastic bags at shops and supermarkets, and people have to pay for using plastic bags.The rule started on June 1. It came because our country tried to make litter less、 Making super—thin plastic bags has also been banned.

The Chinese once used about 3,000,000,000 plastic shopping bags a day, and they have caused pollution of the environment. The bags have become a main cause of plastic pollution because they are not easy to break and people throw them away here and there. So the Chinese people are encouraged to bring their own bags for shopping.

What kind of shopping bag is the best to bring? Some students in Chongqing have a good idea. They make their own shopping bags. They use old clothes to make cloth bags, and send them to their parents as presents. They also ask their parents and friends to use cloth bags instead of plastic ones. They think it is their duty to protect the environment.

( ) 21、 People in China have to pay for using Plastic bags at shops and supermarkets now.

( ) 22、 China made this rule because plastic bags were bad for the environment.

( ) 23、 The Chinese people are encouraged to bring their own bags for the shopping.

( ) 24、 Some students in Chongqing buy cloth bags for their parents.

( ) 25、 The main idea of the article is that the bags have become a main cause of plastic pollution.

下列哪一项是CSS正确的语法构成()。

A.body:color=black

B.{body;color:black}

C.body{color:black;}

D.{body:color=black(body}

A. dressing the black suit

B. in a black suit

C. wears a black suit

D. with the black suit

You need to perform these tasks:1. Create and assign a MANAGER role to Blake and Clark2. Grant CREATE TABLE and CREATE VIEW privileges to Blake and ClarkWhich set of SQL statements achieves the desired results? （）

A. CREATE ROLE manager; GRANT create table, create view TO manager; GRANT manager TO BLACK, CLARK;

B. CREATE ROLE manager; GRANT create table, create voew TO manager; GRANT manager ROLE TO BLACK, CLARK;

C. GRANT manager ROLE TO BLACK, CLARK; GRANT create table, create voew TO BLACK CLARK; ***MISSING***

A、too small a

B、too a small

C、such a small

D、a so small