2023-12-14 来源： 库课网校
1.This is my______ birthday party
A.twenty B.twentieth C.a twenty D.a twentieth
【精析】B
2.How I wish I ______a bird and could fly freely!
A.am
B.were
C.was
D.will be
【精析】B
3. Get up early, ______ you will miss the flight.
A.and
B.so
C.or
D.but
【精析】C
4. I remember _____ the piano beautifully when he was a child.
A.playing
B.him to play
C.him to have played
D.him playing
【精析】D remember后跟动词不定式表示动作还未发生，跟动名词表示动作已经发生，且动名词之前可以加上其逻辑主语对应的物主代词或代词形式。
5.They are teachers and don't realize _____ to start and run a company.
A.what takes it
B.what it takes
C.what they take
D.what takes them
【精析】B 分析句子结构可知空后是一个宾语从句，因此要用陈述语气。what it takes中的it是形式主语，真正的主语是动词不定式to start and run a company。
