_______ up!A. Get B. get C. look
Most everything in this world ____________ air and sunlight. A. needB. needsC. needes
Most trees lose their ____________ leaves in fall. A. greenB. yellowC. red
Do you know the name ____________ each part?A. forB. ofC. at
Please write ____________ down. A. theyB. itsC. it
选择正确的一项,补全单词。__ fterA. oB. eC. a