A、she was watching TV at this time yesterday
B、she is watching TV at that time the day before
C、she was watching TV at that time the day before
D、was she watching TV at that time the day before
第1题:
Had Paul received six more votes in the last election, he ________ our chairman now.
[A] must have been
[B] would have been
[C] were
[D] would be
第2题:
以下不可以用薛定谔方程精确求解的体系是()
A.H
B.He+
C.Li2+
D.H-
第3题:
A. was being
B. was
C. should be
D. were
第4题:
选项()可以实现下面有序列表的显示: 2.Toy Story 3.Aladdin 4.Hercules 5.101 Dalmations
A.<ol type="A" > <li>Toy Story</li> <li>Aladdin</li> <li>Hercules</li> <li>101 Dalmations</li> </ol>
B.<ol type="1"> <li>Toy Story</li> <li>Aladdin</li> <li>Hercules</li> <li>101 Dalmations</li> </ol>
C.<ol type="1" start="2"> <li>Toy Story</li> <li>Aladdin</li> <li>Hercules<
第5题:
1、以下不可以用薛定谔方程精确求解的体系是()
A.H
B.He+
C.Li2+
D.H-
第6题:
3. XRF不能检测的元素是
A.(A)仅H
B.(B)仅He
C.(C)仅Li
D.(D)仅H,He,Li
第7题:
下列原子或离子的核外电子从基态激发到2s或2p轨道,所需能量相同的是 ? ①H , ②He , ③He+, ④Li2+
第8题:
A.asked for
B.asked
第9题:
3、3. XRF不能检测的元素是
A.(A)仅H
B.(B)仅He
C.(C)仅Li
D.(D)仅H,He,Li
第10题:
选项()可以实现下面有序列表的显示: .Toy Story .Aladdin .Hercules .101 Dalmations
A.<ul type="disc" > <li>Toy Story</li> <li>Aladdin</li> <li>Hercules</li> <li>101 Dalmations</li> </ul>#B.<ul type="circle" > <li>Toy Story</li> <li>Aladdin</li> <li>Hercules</li> <li>101 Dalmations</li> </ul>#C.<ul type="square" > <li>Toy Story</li> <li>Aladdin</li> <li>Hercul