选词填空
--- I don't know the meaning of this new word.
--- You should look _____ the dictionary.
A. up B. on C. at
选择重音位置与众不同的一项
A. hill B. enjoy C. happy
选择正确的一项
David usually walks _____ school, and walks ______ home.
A. to,to B. to, / C. /,to
______ Tom go to school by bike every day?
A. Do B. Is C. Does
选出下列单词中拼写错误的一项
A. hundred B. thousand C. milion
A. star B. moon C. eirth
A. ocean B. land C. mountan
选择，将单词补充完整
astron_ _t
A. iu B. ou C. au
e_ _th
A. er B. ar C. ir
These _______ are very good.
A. potato B. potatos C. potatoes