We use the zero conditional to describe the result of an action when the result is always or usually the same, for example: general facts or truths habits or routines to give instructions or make suggestions Examples If you add salt to water, it boils at a higher temperature. ...
零条件句 (zero conditional) -- 在这样的条件下,总会产生这样的结果。 If + 一般现在时 ,...一般现在时: If you don't water plants, they die. 如果你不给植物浇水就会死。 If you put an ice in the sun, it melts. 如果你把冰放在太阳下就会融化。 第一条件句 (first conditional) -- 未来可...
条件句分为四种,这是第一种条件句---条件句零。主句从句均为单三形式,用于表达客观真理。There are 4 types of Conditionals in English. This is the first type: Conditional Zero.We use is it to talk about General Truths, Scientific Facts and Gener
In a type 2 conditional sentence ,the tense in the ‘if ‘ clause is the simple past,and the tense in the main clause is the present conditional : If I was still 18 years old (if +simple past ),I would learn more dances.(present conditional ) would : contractions缩写 of would : I...
Complete the sentences below by making Zero conditional statements. 1. If I am late for class, 2. When he stays up very late, 3. People get hungry 4. If you study hard, 5. When she watches a movie, 6. When I cross the street, ...
1、If Sally drinks a lot of coffee, she doesn't sleep at night. 2、If you pour water on fire, it goes out. 3、If you brush your teeth every day, they are healthy and nice. 4、If you don't water plants, they die. 5、Fish die when they are out of water. 6、If you divide...
If logical_test is TRUE and value_if_true is blank, this argument returns 0 (zero). To display the word TRUE, use the logical value TRUE for this argument. Value_if_true can be another formula. Value_if_false is the value that is returned if logical_test is FALSE. For example, if...
number =-5ifnumber >0:print('Positive number')elifnumber <0:print('Negative number')else:print('Zero')print('This statement is always executed') Run Code Output Negative number This statement is always executed Here, the first condition,number > 0, evaluates toFalse. In this scenario, the...
zeroifnull(numeric_expr) For example; select zeroifnull(null); Impala NVL Conditional Function This function will test if expression is null, it’ll return expression if result is not null otherwise second argument is returned. Syntax:
如果假设的情况是有可能发生的,就是真实条件句(Zero conditional)。真实条件句中的谓语用陈述语气。Eg。If it doesn’t rain tomorro