Câu 5: Choose the correct answer They were so ____ about joining the local volunteer group that they couldn’t sleep last night.
A. excitement B. excite C. excited D. exciting
Câu 6: Choose the correct answer Both community ____ and volunteerism are an investment in our community and the people who live in it.
A. service B. language C. life D. performance
#ÔN_TẬP #U_4
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