Each positive sentence given below is followed by two forms of its negative. Put a tick mark against the correct form and say why the… Continue reading

The word up can be used as a preposition or as an adverb particle. For example, it is an adverb particle in the expressions stand… Continue reading

The phrases which are used as conjunctions are called compound conjunctions. Examples are: so that, provided that, as well as, as soon as, as long… Continue reading

The auxiliary verbs form their interrogatives simply by inversion. That means we can form a question by putting the auxiliary verb before the subject. Susie… Continue reading