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What phrases can I use to structure my arguments and express my opinions?

In a conversation or essay you need to have some phrases to show what your opinion is and whether you are in favour of or against the argument you are debating. 'Ich denke, dass' is good, but it can get a...

Answered by Anna F. German tutor
1408 Views

What are modal verbs? How do they work in German?

In German there are six modal verbs - können, wollen, dürfen, müssen, sollen and mögen. They allow you to say what you can, want, may, must, should or like to do. They are used slightly differently to oth...

Answered by Anna F. German tutor
1263 Views

Show that the function f(x) = x^2 + 2x + 2 is always positive for real values of x

By completing the square we find that f(x) = x2 + 2x + 2 = (x+1)2 + 1Since (x+1)2 is a number that has been squared, it must be greater than or equal to zero. Therefore, f...

Answered by Bradley C. Maths tutor
5469 Views

How are fish are well adapted for gas exchange?

Gas exchange is important for fish as they need oxygen for respiration. Considering Fick’s law, in order to maximise the rate of gas exchange, fish have many gill filaments covered in lamellae, maximising...

Answered by Tutor598463 D. Biology tutor
10110 Views

When to use the imparfait and the passé composé?

Both the imparfait and the passé composé are tenses that describe a past action. The passé composé is used to refer to completed events in the past e.g. j'ai mangé (I ate - indicating that you we...

Answered by May H. French tutor
1309 Views

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