仮定法の問題で困っています。

英語の仮定法の問題で困っています。一応自分でやってみたので、間違っているところがあったら指摘してください。

Ｑ空所に入れるのに最も適当なものを、それぞれ下の(1)～(4)のうちから１つずつ選んでください。
(1)If it were not for the rain, we (　　) hiking today.
(1)can go (2)would go (3)may well go (4)were able to go
自分の答え→(2)

(2)We've missed the train. I wish we (　　) earlier.
(1)have left (2)had left (3)ought to have (4)were leaving
自分の答え→(1)

(3)It is high time the children (　　) to bed.
(1)to go (2)went (3)going (4)gone
自分の答え→(2)

(4)“(　　) all right if I came again some other time？”
“Of course. Just give me a call before you come.”
(1)Is it (2)Was it 　(3)Would it be (4)Will it be
自分の答え→(2)

(5)I remember how it happened as clearly as if it (　　) only yesterday.
(1)has been (2)is (3)were (4)would be
自分の答え→(3)

No.1 ベストアンサー 回答者： marbleshit 回答日時： 2011/09/12 20:14

(1)If it were not for the rain, we (　　) hiking today.

(1)can go (2)would go (3)may well go (4)were able to go
自分の答え→(2)正解

(2)We've missed the train. I wish we (　　) earlier.
(1)have left (2)had left (3)ought to have (4)were leaving
自分の答え→(1)

前文が現在完了形ですね。「もっと早く出かけていればよかった」
とそれ以前の悔恨表現ですので(2)

(3)It is high time the children (　　) to bed.
(1)to go (2)went (3)going (4)gone
自分の答え→(2)正解

(4)“(　　) all right if I came again some other time？”
“Of course. Just give me a call before you come.”
(1)Is it (2)Was it 　(3)Would it be (4)Will it be
自分の答え→(2)

もし～なら、大丈夫でしょうか、という仮定法表現は(3)

(5)I remember how it happened as clearly as if it (　　) only yesterday.
(1)has been (2)is (3)were (4)would be
自分の答え→(3) 正解