单选题 If you _______smoking and drinking, your health will improve soon.

单选题 We______building the bridge by the end of next month.

单选题 If you want to visit the museum, you have to book your visit at least 2 days ______advance.

单选题 We won’t be able to leave the office until the rain_____.

单选题 We finally came to the conclusion ______it was difficult to combine the two techniques.

单选题 You’d better_____the whole article at once.

单选题 It was in Johnson’s hotel _____the business meeting was held last year.

单选题 When _______wisely, these loans can help you achieve your dreams.