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根據(jù)所給中文和句意，填入正確的單詞。

In winter, the bird flu(禽流感)________(病毒)is easier to spread．So we should be more careful．

根據(jù)所給中文和句意，填入正確的單詞。

Robots can help Mum do the ________(洗衣活)when there are dirty clothes．

根據(jù)所給中文和句意，填入正確的單詞。

In fact, the eyes of the robot are ________(照相機)．

根據(jù)句意及首字母填空。

They will have a d________ about the charity show．

根據(jù)句意及首字母填空。

Betty has an a________ of learning English because she has an uncle working in England．

根據(jù)句意及首字母填空。

A small p________ of the students of their school are from America．

根據(jù)句意及首字母填空。

My uncle c________ his business very successfully．

根據(jù)句意及首字母填空。

According to a recent s________, there are more than 2.5 million workers in Shanghai．

用正確的關(guān)系代詞填空。

You can't miss the last chance ________ is very important to you．

用正確的關(guān)系代詞填空。

Which is the programme ________ attracts the children most?