Which is the right expression of “不要让自己过于劳累”？

A . It aims to ensure safety at sea B . It aims to avoid damage to the environment C . It aims to prevent human injury or loss of life D . It aims to provide a method to run a company

A . The express train is expensive. B . OK. I‘ll five you a hand. C . Sorry, the express bus has gone. D . On your right. It‘ll leave in 5 minutes.

A .  010 B .  0x10 C .  08 D .  0x8

A．Right of access at all times to the company’s books, accounts and vouchers. B．Right to require from an officer of the company such information or explanations as they think necessary for the performance of their duties as auditors. C．Right to receive all communications relating to written resolutions. D．Right to receive all notices of,and other communications relating to, any general meeting which a member of the company is entitled to receiv E．

A．Something can be done to keep our computers safe. B．Even an e-mail attachment coming from a friend may not be safe to open. C．We should not use our computers to defend ourselves from viruses. D．Anti-virus software made some years ago is hard to protect today's computers.

A．A.The original bill of lading cannot be released to the consignee unless the payment is guaranteed B．B.The exporter sent the bill of lading to the importer as soon as the goods were sent C．C.The exporter sends the bill of lading to the end user as soon as the goods are shipped D．D.The bill of lading cannot be released to anyone until it arrives at the port of destination

A．Some coast lines do not have two tides each day. B．Tides are not affected by the shape of coast line. C．The sun has as much effect on tides as does the moon. D．Tides usually rise to the same land day after day.

A、On the one hand, fast food is not as nutritious as the food cooked in traditional ways. On the other hand, fast food might have a profound impact on the bond between people. B、On the one hand, fast food brings us convenience. On the other hand, fast food might have a profound impact on the bond between people. C、On the one hand, fast food saves us plenty of time from preparing meals. on the other hand, it birngs us lots of pleasure. D、On the one hand, compared with tasting traditional food, fast food prevents us from contacting the traditional culture . On the other hand, fast food might have a profound impact on the bond between people.

A．The amplitude of the end plate potential is proportional to the amount of Ach released B．Some of them are depolarized, some of them are hyperpolarized C．is attributed to the Ca2+ influx at the end plate D．propagate on the end plate without the decrement of the amplitude E．followed by refractory period

A、The bill of lading without the word “original”; a photocopy or copy of any original bill of lading; a bill of lading with the word “Copy” on it B、The bill of lading without the word “original” is a copy bill of lading C、A bill of lading after delivery is called a copy bill of lading D、The bill of lading that cannot be sent to the bank is called a copy bill of lading