2. move with small, quick, bouncing steps s

三、TURE OR FALSE: (10 points, 2 points for each) 1. The origins of eukaryotes are more complex than those of prokaryotes because the initiation of DNA replication and the control of the growth cycle of the organism are regulated and co-ordinated at these sites. （） 2. Minichromosomes are applied widely to study initiation mechanism of DNA replication in prokaryotes because the phages and plasmids are not good models. （） 3. Transposons (Tn) or transposable elements are small DNA sequences that can move to virtually any position in a cell genome. （） 4. All RNA polymerases and DNA polymerases either in prokaryotes or in eukaryotes like E.coli polymerase have a multisubunit structure. （） 5. TFIIF is a large multicomponent protein complex which contains both kinase and helicase activity. （）

The author attributes the phenomenon of “golden skirts” to ______.

A．the small number of qualified females in management

B．the over-recruitment of female managers in public companies

C．the advantage women enjoy when competing for senior positions

D．the discrimination toward women in Norwegian business circles

A．a small one

B．a protected one

C．a monitored one

D．so large that elephants can't move in and out of it freely.

How should you signal the crane operator to lower the boom and raise the load ________．

A.Extend arm and point finger in the direction to move the boom

B.Extend arm with thumb pointing downward and flex fingers in and out

C.With forearm vertical and forefinger pointing up，move hand in small horizontal circles

D.With arm extended downwards and forefinger pointing down，move hand in small horizontal circles

A、equity.

B、asset value.

C、liability value.

D、duration value.

E、Answers A and B only.

A、Put on headphones.

B、Take in a small bag of CO2、

C、Move the soft palate or make swallowing motion.

How should you signal the crane operator to hoist ________．

A.With forearm vertical and forefinger pointing up，move hand in small horizontal circles

B.With arm extended downwards and forefinger pointing down，move hand in small horizontal circles

C.Extend arm with fingers closed and thumb pointing upward

D.Place both fists in front of body with the thumbs pointing upward

A．they like to live in small family groups

B．they like to move from place to place in search of more food

C．they like to eat eggs, small animals, nuts and insects

D．it rains too often in the deep forests

Which of the following can show that the camera is a powerful tool？

[A] It can move easily.

[B] It can make small things look larger.

[C] It can show things in the future.

[D] It can give us a scene of realism.