题目内容
Which one of the following histologic characteristicsdoes NOT apply to cardiac muscle?
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Directions: Text A has 12paragraphs (1-12). Choose the most suitable heading for each paragraph from the list below.
Listen to the song twice and fill in the blanks. She works hard for the moneyso hard for it honey.she works hard for the moneyso you better1. __________her rightShe works hard for the moneyso hard for it honey.she works hard for the moneyso you better treat her rightOnetta there in the corner standand 2.__________ where she is andIt’s strange to hersome people _3._________ to have everythingNine a.m. on the 4.__________handand she’s 5.__________for the belland she’s looking real prettyjustwait for her clienteleShe works hard for the moneyso hard for it honey.she works hard for the moneyso you better treat her rightShe works hard for the moneyso hard for it honeyshe works hard for the moneyso you better treat her rightTwenty eight years haveComeand goneand she’ seen a lot of 6.__________of the ones who come inthey really seem to needher thereIt’s a 7.__________ working day to dayfor little money just tips for payBut it’s 8.__________it alljust to hear them say that they careShe works hard for the moneyso hard for it honey.she works hard for the moneyso you better treat her rightShe already knowsShe’s seen her 9.__________________she already knowsthese are thegoodtimesShe’llneversell outshe never willnot for a _10_________ billshe works hardShe workshardfor the moneyso hard for it honeyshe works hard for the moneyso you better treat herrightShe works hard for the moneyso hard for ithoneyshe works hard for the moneyso you bettertreather rightShe works hard for the moneyso hard for it honeyshe works hard for the moneyso you bettertreather rightShe works hard for the moneyso hard for ithoneyshe works hard for the moneyso you bettertreather right
铰链四杆机构中，若最短杆与最长杆长度之和小于其余两杆长度之和，当以（）为机架时，无曲柄。
铰链四杆机构存在曲柄的必要条件是最短杆与最长杆长度之和小于或等于其他两杆长度之和，而充分条件是取（）为机架。
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