[1]
1. (To) (see) (her) (running), you might think she is a professional athlete.
2. (In) (your) (place), I would be happy to take advantage of this.
3. (If) (they) (had) (more) (time), they would help you with your homework. ※would help:仮定法過去 → If they had …
4. If (he) (had) (been) born in another age, he would have been respected. ※would have been:仮定法過去完了 → If he had been …
5. (Without) the doctor's advice, my father would (not) (be) in good health.
[2]
1. If (only) I (were) in Paris now. ≒ I wish I were in Paris now.
2. The man demanded that the meeting (be) (held) immediately. ※demand(要求する) that+S+V~(動詞の原形) Sが~することを要求する
3. If (it) (had) (not) (been) (for) my family support, I would (have) failed.
※日本の意味 → 仮定法過去完了 if it had not been for … もし…がなかったら
4. It's (about) (time) the package (arrived) there. ※it is about time+S+V~ed(過去形) もうそろそろSが~してもいい時間・頃だ
仮定法の「応用編」です。
現在使っている文法参考書の『仮定法』の後ろの方を見てください。
必ず問題文と同じような例文がありますので、ご自分で確認してください。