Question 1:It rained hard last night. He came to the meeting on time. (Although)
->Although it rained hard last night, he came to the meeting on time
Although = mặc dù + S + V
Question 2. He will stady very hard. He will pass the next exam. (If)
->If he studies hard, he will pass the next exam
->HTĐ( If = nếu + S + V)
->TLĐ
cấu trúc:S + will + V +.....