Sometimes it`s___(a)"C".Sometimes it`s____(a)"O".填空

Sometimes it`s___(a)C.Sometimes it`s____(a)O.填空 It's a kind of fruit .It's round.Sometimes it's green,sometimes it's red.It's___打一水果_ It was a s___ day last Sunday. My sister is very s___ with adults.Sometimes she can't say a word look it's s___,let,s make a snowman There is a s___.It says No smoking Please be s___!It's not a joke. It‘s s___ outside .Let's take a walk . What's___(this)over there?It's a car. He s___ the meat with a fork and eats it It's___(rain)tomorrow. It s___ interesting.填空. it is a s___ day today because it's my father's birthday.首字母 英语探究在线试卷句型转换It's a very exciting vacation.It's___ ___exciting vacation. It is s___ sunny day . Jim,is this your sweater?yes,it’s___.A.mine B.mJim,is this your sweater?yes,it’s___.A.mine B.my C.you D.me body language s___ all kinds of feelings and is sometimes more important than s___ language we need it to post a letter （根据提示写单词) a s___