【单选题】孟德尔的豌豆杂交实验表明,种子黄色(Y)对绿色(y)为显性,圆粒(R)对皱粒(r)为显性。小明想重复孟德尔的实验,他用纯种黄色圆粒豌豆(P1)与纯种绿色皱粒豌豆(P2)杂交,得到F1,F1自交得到F2,F2的性状表现如图所示。根据自由组合定律判断,不正确的是( )【图片】
【简答题】This is perhaps the best way for a student to c___ any doubts.
【简答题】Perhaps the best way to find the right online course format is to consider your ________ and ______________ .
【单选题】客人遗留在客房内的物品,超过( )仍无人认领的,饭店可以按拾遗物品处理
【单选题】Perhaps the best solution to the problem of RSI is to design nicer office environments and more handy keyboards.
【单选题】孟德尔的豌豆杂交实验表明,种子黄色(Y)对绿色(y)显性,圆粒(R)对皱粒(r)显性。小明想重复孟德尔的实验,他用纯种黄色圆粒豌豆(P1)与纯种绿色皱粒豌豆(P2)杂交,得到F1,F1自交得到F2,F2的性状如右图所示。根据基因的自由组合定律判断,错误的是()
【单选题】The most popular way of relaxing is perhaps ______.
A.
to participate in sports
C.
to play chess with friends
D.
to watch ball matches on television
【单选题】在下列情形中,用人单位不得解除劳动合同的是( )
【简答题】(绪论)简述现代数控机床的故障诊断方法有哪些?
【单选题】Perhaps the best way to deal with anxious moods is to talk them out;sometimes,though,there is no one to listen.
A.
要消除焦虑情绪,最好的办法就是倾诉了,虽然有时没有人听得到。
B.
应对焦虑情绪的最好办法可能就是倾诉了,虽然有时未必会有倾听者。
C.
要应对焦虑情绪,最好的办法可能就是倾诉了,虽然有时没有人听得到。
D.
带着焦虑情绪与他人交易时最好的办法就是多说话,虽然有时对方听不到。