张某将一串价值10万元的钻石项链存放在某银行对外租赁的保险柜中。该银行工作人员李某借工作之便

A、oral cavity

B、nasal cavity

C、abdominal cavity

D、body cavity

A、abdominal cavity

B、brain

C、anocelia

D、liver

Why are so many egg bundles released during mass spawning？

A．Some of the egg bundles will not be fertilized.

B．Half of the egg bundles will not float.

C．A number of the egg bundles will be eaten.

D．Most of the egg bundles will break open.

A、vertebral venous plexus

B、superior vena cava

C、basilic vein

D、cephalic vein

E、anterior jugular vein

A．vagina

B．uterine cavity

C．uterine cervix

D．uterine tube

A、congenital umbilical hernia

B、anal agenesis

C、ileal diverticulum

D、intestinal stenosis

A．Multiple metastases are likely to happen in the lung

B．CT manifests as an irregular mass with unclear edges

C．The main sign of mediastinal invasion is the disappearance of fat space

D．It can grow along the pleura to the posterior mediastinum and pericardium on the same side

E．It can enter the abdominal cavity through the aortic orfice and diaphragmatic aperture

A、a cavity within a bone

B、a small, rough projection or bump

C、an area where bones contact each other

D、a prominent ridge

E、a small, flattened articular surface

According to the passage, Emperor penguins fight against each other for ______.

A．a piece of ground

B．a female

C．an egg

D．a chick left alone by its parents