Question

1) I wish it (to be) summer now and we (to have) holidays. 2) I wish I (to be) with you then. 3) I wish he (not to come) to the conference so early yesterday. 4) I wish you (not to be) late. 5) I wish my parents ( to buy) a country house, then we would be able to spend our weekends there. 6) I wish I (not to stay) in Moscow last July, the weather was very oppressive.

Answer 1

1.i wish it was summer now and we had holidays 
2. i wish he  hadnt come to the conference so early yesterday
3. i wish i were with  you then
4..i wish you werent late
5.i wish my parent bought a country house ,then we would be able to spend our weekends there .
6.i wash i hadnt stayed in Moscow last July,the weather  was very opressive.

Answer 2

Wishing Scenarios

1) I wish it (to be) summer now and we (to have) holidays. - The sentence expresses a wish for the present situation to be different. It implies a desire for it to be summer and for the speaker and others to have holidays. - The use of the past simple tense "to be" and "to have" in the subordinate clauses after "wish" indicates that the speaker wants a situation that is contrary to reality in the present. - This construction is used to express a wish for a present situation to be different, but it is not possible to change it. - The use of the past simple tense after "wish" to express a present unreal situation is a common structure in English grammar.

2) I wish I (to be) with you then.

- This sentence also expresses a wish for a past situation to be different. The speaker wishes they were with someone in the past. - The use of the past simple tense "to be" in the subordinate clause after "wish" indicates that the speaker wants a situation that is contrary to reality in the past. - This construction is used to express a wish for a past situation to be different, but it is not possible to change it.

3) I wish he (not to come) to the conference so early yesterday.

- This sentence expresses a wish for a past situation to be different. The speaker wishes that someone did not come to the conference so early yesterday. - The use of the past simple tense "not to come" in the subordinate clause after "wish" indicates that the speaker wants a situation that is contrary to reality in the past. - This construction is used to express a wish for a past situation to be different, but it is not possible to change it.

4) I wish you (not to be) late.

- This sentence expresses a wish for the present situation to be different. The speaker wishes that someone is not late. - The use of the past simple tense "not to be" in the subordinate clause after "wish" indicates that the speaker wants a situation that is contrary to reality in the present. - This construction is used to express a wish for a present situation to be different, but it is not possible to change it.

5) I wish my parents (to buy) a country house, then we would be able to spend our weekends there.

- This sentence expresses a wish for a present or future situation to be different. The speaker wishes that their parents would buy a country house so that they could spend their weekends there. - The use of the past simple tense "to buy" in the subordinate clause after "wish" indicates that the speaker wants a situation that is contrary to reality in the present or future. - This construction is used to express a wish for a present or future situation to be different, but it is not possible to change it.

6) I wish I (not to stay) in Moscow last July, the weather was very oppressive.

- This sentence expresses a wish for a past situation to be different. The speaker wishes that they did not stay in Moscow last July because the weather was very oppressive. - The use of the past simple tense "not to stay" in the subordinate clause after "wish" indicates that the speaker wants a situation that is contrary to reality in the past. - This construction is used to express a wish for a past situation to be different, but it is not possible to change it.

(#1)(#2)(#3)(#4)(#5)

These constructions are used to express wishes for present, past, or future situations to be different, but they are not possible to change. They are a common feature of English grammar and are used to express desires for situations that are contrary to reality.

Is there anything else you would like to know about these constructions or any other language-related questions?