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【題目】We can see two ________ students doing exercise there every day.

【題目】—Someone ________ the classroom when I passed.

【題目】There is ________ with my computer.

【題目】The volunteers ________ a lot of work for the poor area since 2001.

【題目】We will praise highly the volunteers from all walks of life(各行各業). They are ________ (無疑地) the pride of our country.

【題目】The People’s Republic of China successfully celebrated her seventieth birthday on ________ (十月) 1st, 2019.

【題目】I didn’t know the news ________ you told me. Thank you for telling me that.

【題目】Thomas Edison, one of the greatest ________ (發明者), created many useful things that are important to us today.

【題目】I’m not sure _________.

【題目】This coat is a bit expensive. Could you please show me a________ (cheap) one?