What kind of word is should have?
auxiliary verb simple past tense of shall.
(used to express condition): Were he to arrive, I should be pleased.
must; ought (used to indicate duty, propriety, or expediency): You should not do that..
What type of word is use?
verb (used with object), used, us·ing. to avail oneself of; apply to one’s own purposes: to use the facilities.
What kind of word is according to?
preposition. in agreement or accord with: according to his judgment. consistent with; in conformity with: to be paid according to one’s experience. on the authority of; as stated or reported by: According to her, they have gone.
What type of word is prepare?
verb (used without object), pre·pared, pre·par·ing. to put things or oneself in readiness; get ready: to prepare for war.
Is should present tense?
should is the preterite form of the modal verb whose present form is shall. As such, should can be (and is still) used in the past tense, in places where shall would be used in the present tense. Two examples: “It is time, we shall proceed” can be reported as “he said it was time, we should proceed”.
Where we use should have?
2: We can also use should have + past participle to talk about something that, if everything is normal and okay, we think has already happened. But we’re not certain that everything is fine, so we use ‘should have’ and not the present perfect or past simple. It’s often used with ‘by now’.