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The house ________(it) is very beautiful, but the river next to it is much polluted. 4. I39。m interested in ________(collect) old things. German peaceful itself collecting 第 2課時分層訓(xùn)練 5. It39。s __________(believe) that he learned English so well in such a short time. 6. We were pleased with the actors39。 ____________ (perform). 7. [2022武漢改編 ]—Who ________(invent) the puter? —Sorry, I39。ve no idea. But it has changed the world greatly. unbelievable performance(s) invented 第 2課時分層訓(xùn)練 8. Something ________(usual) happened on that morning. We were a little afraid. 9. The monkey climbed up to the tree ________(rapid). 10. She has already ________(be) there for three days. unusual rapidly been 第 2課時分層訓(xùn)練 Ⅲ .根據(jù)漢語意思完成句子 1.在這么短的時間里他進步迅速,真令人難以置信。 It39。s _____