Don't forget to make a contribution ____ (介词)(为 ...... 做出贡献) your country when you return.
Don't forget to make a contribution ____ (介词)(为 ...... 做出贡献) your country when you return.
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-Mayweleavetheclassroomnow?-No,you______.You______toleaveuntilthebellrings.A.mustn’t,areallowedB.don’thaveto,aresupposedC.needn’t,aren’tallowedD.can’t,aren’tsupposed
Must I stay at the office this afternoon? ---No, you ______.A、don’tB、needn’tC、don’t needD、can’t
Merry Christmas, George! Here is a card for ________, with ________ best withes. A.you…yourB.you…ourC.us…ourD.us…your
（ ） – Is Miss White __________ English teacher, Maria?– No, she teaches __________ geography.A．your；myB．you；mineC．you；usD．your；us
I put my coat here? Sorry, you（）AMay; mustn'tBDo; don'tCcan; needn'tDMay; can't