If I (move) to another country, I think I (modal) go to Mexico. b) If there ___ (be) more rain here, the countryside (modal) be greener. c) I (not/talk) to him right now if I (be) you – he’s in a terrible mood. d) Imagine there (be/no) borders between countries, (modal/not) it be wonderful? e) The director (modal/not) make any redundancies unless it (be) really necessary. f) If Jonas (ask) you to marry him, what (modal) you say? g) I’ve got an awful voice, but if I ___ (modal) sing, I ___ (modal) join a choir.

a) If I moved to another country, I think I would go to Mexico.

In this sentence, the verb "move" is in the past tense, indicating a hypothetical situation. The verb "think" is also in the past tense because it is referring to the person's thoughts at that time. The use of the modal verb "would" is appropriate here to express a hypothetical action in response to the condition of moving to another country.

b) If there was more rain here, the countryside would be greener.

Here, the verb "be" is in the past tense to match the hypothetical situation presented in the conditional clause. The modal verb "would" is used to express the hypothetical consequence of the condition.

c) I would not talk to him right now if I were you – he's in a terrible mood.

In this sentence, the verb "talk" is in the negative form to express the person's decision not to engage in conversation. The conditional clause "if I were you" is used to present a hypothetical situation. The verb "be" is also in the past tense to match the hypothetical condition.

d) Imagine there were no borders between countries, wouldn't it be wonderful?

Here, the verb "be" is in the past tense to match the hypothetical situation presented in the conditional clause. The negative form of the modal verb "would" is used in the question to express agreement with the hypothetical consequence.

e) The director would not make any redundancies unless it was really necessary.

In this sentence, the verb "make" is in the negative form to express the director's decision not to carry out redundancies. The conditional clause "unless it was really necessary" is used to present a hypothetical situation. The verb "be" is also in the past tense to match the hypothetical condition.

f) If Jonas asked you to marry him, what would you say?

Here, the verb "asked" is in the past tense to match the hypothetical situation presented in the conditional clause. The modal verb "would" is used to express the hypothetical response in the form of a question.

g) I've got an awful voice, but if I could sing, I would join a choir.

In this sentence, the modal verb "could" is used to express the person's capability or ability to sing. The modal verb "would" is used to express the hypothetical consequence of being able to sing.