根据对话内容，在空白处写出适当的句子，使对话意思连贯、完整。A: Hi, Jane. You made great progress in English during the long winter vacation. {#blank#}1{#/blank#}
B: Just by taking online courses and finishing my homework on time. Sometimes I watched the online classes again when necessary.
A: But I didn't make full use of the time. So I can't catch up with my classmates now. I feel worried and hopeless.
B: {#blank#}2{#/blank#} Read a lot and do more exercises, and you'll make progress.
A: Good idea. When I have difficulties, {#blank#}3{#/blank#}
B: No problem. I am always there if you need help.
A: It's very kind of you. By the way, what's the title of your tomorrow's English speech?
B: Only 1.5℃.
A: Sounds interesting. But it's just a number. {#blank#}4{#/blank#}
B: It means we need to keep temperature increases below 1.5℃.
A: If not, what would happen?
B: Unexpected disasters(灾难) would hit the earth again and again.
A: True. The forest fires in Australia have given us warnings. {#blank#}5{#/blank#}
B: The fires lasted for several months. Countless wild animals died and thousands of people lost their homes in the big fires.
A: What a bitter lesson!
