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When should the imperfect tense be used in Spanish?

The imperfect tense should be used when: describing something one did in the past on a regular basis; setting the stage for another action (i.e. i was reading when he came in, leía cuando entró); or describi...
DF
Answered by Dan F. Spanish tutor
2821 Views

Describe how a healthy kidney produces urine

At the Bowman's Capsule, the blood undergoes ultrafiltration. This is when the smaller molecules in the blood are forced through the partially permeable membrane of the Bowman's Capsule. This is because the ...
JJ
Answered by Jacob J. Biology tutor
4569 Views

Why do angles in a triangle add to 180?

We know that angles on a straight line add to 180 degrees. Now imagine you have a triangle and the angles are called A, B and C. We can orientate the triangles so that we form a straight line. We can see tha...
AK
Answered by Aaran K. Maths tutor
3936 Views

Using the quadratic formula factorise 2x^2 + 7x + 11 =0

Using the substitutions a=2, b=7 and c=11 with the quadratic formula we get two values of x at 3.39 and 0.89.
EA
Answered by Emily A. Maths tutor
7065 Views

Explian how aversion therapy can be used to treat unwanted behaviour such as smoking

Aversion therapy is where an unpleasant event accompanies the behavior that needs to be changed, so that the individual associates this behaviour with the behaviour and no longer does it. In the case of smok...
EN
3638 Views