44. We'll set off at once when we get his letter.

We'll set off ________ ________ _________ we get his letter.

43. Take a taxi to the company, or you will be late.

________ you ________ take a taxi to the company, you'll be late.

42. How is the weather here these days?

________ ______ the weather ______ here these days?

41. I'll try my best to get to the farm earlier.

I'll ________the farm ________ early ________ ________.

40. The teacher told me to take some photos of the park.

The teacher told me ______ I________ take some photos of the park.

39. Your sister must be tired, I am afraid.

I'm afraid ______ ______ ________ be tired.

38. The meeting will last for two hours.

The meeting will ________ ________ for two hours.

37. "Mike wants to take a taxi there," she said.

She said ________ Mike ________ to take a taxi there.

36. Most of the students have gone home, I think.

I think ________ most of the students ________ ________ home.

35. We travelled to Chongqing by train.

We ________ ________ _______ ride to Chongqing.