Subjunctive is a mood typically used to express wishes, desires, emotions, opinions, doubts, and necessities.
To form the present subjunctive, take the present indicative 3rd person plural form (ils/elles) of most verbs, remove the ending -ent, and add the following endings:
-e -es -e -ions -iez -ent
Verbs which take on irregular formations include avoir, être, faire, aller, savoir, pouvoir, and vouloir
The present subjunctive is used with expressions which could fall into 5 general categories:
il faut que // it is necessary to
il est important que // it is important that
il est nécessaire que // it is essential that
il est temps que // it is time that
il est urgent que // it is urgent that
il est exigé que // it is required that
ex: Il est essentiel que je finisse mes devoirs. // It is essential that I finish my homework.
aimer (mieux) que // to prefer that
défendre que // to forbid that
demander que // to ask that
exiger que // to demand/require that
ordonner que // to order that
permettre que // to permit that
préférer que // to prefer that
souhaiter que // to wish/hope that
vouloir que // to want/wish that
ex: Mes parents défendent que je sorte pendant la semaine. // My parents forbid that I go out during the week.
il est douteux que // it is doubtful that
il est (im)possible que // it is (im)possible that
il est improbable que // it is improbable that
il n’est pas certain/sûr que // it is not sure that
il n’est pas clair que // it is not clear that
il n’est pas vrai que // it is not true that
il se peut que // it is possible that
il semble que // it seems that
douter que // to doubt that
ex: Il se peut que ces touristes ne parlent pas français. // It is possible that these tourists do not speak french.
il est bon que // it is good that
il est dommage que // it is a pity that
il est triste que // it is sad that
il est surprenant que // it is surprising that
il est regrettable que // it is regrettable that
il est étonnant que // it is astonishing that
il est bizarre que // it is odd that
il est curieux que // it is curious that
il est (mal)heureux que // it is (un)fortunate that
il est honteux que // it is a shame that
il est (in)utile que // it is useless/useful that
il est incroyable que // it is incredible that
ex: Il est très utile que nous apprenions le français. // It is very useful that we learn french.
il est normal que // it is normal that
il est logique que // it is logical that
il est naturel que // it is natural that
il est (in)juste que // it is (un)just that
il est rare que // it is rare that
il est préférable que // it is preferable that
il est convenable que // it is fitting/proper that
il vaut mieux que // it is better that
ex: Il vaut mieux que tu ne viennes pas avec eux. // It is better that you do not go with them.