20．The old lady got up just before sunrise, as she often does, 　　　　　　　along the beach

and get some fresh air.

A．walked　　　　 B．walking　　　　 C．to walk　　　　 D．having walked

19．--Well, my daughter takes great interest in most of the food on the menu.

--Thanks. 　　　　　　　?

--Salad, fried fish, chips and orange juice, please.

A．Can I help you　　　　　　　　　 B．Shall I take your order

C．At your service　　　　　　　　　 D．What to follow

18．　　　 　　　　, the northerners like noodles while the southerners are fond of rice in Chine.

A．In general　　　　 B．In total　　　　 C．In other words　　　　 D．In all

17．The students in our school are required　　　 　　　　their school uniforms from Monday to

Friday.

A．wearing　　　　 B．to wear　　　　 C．being worn　　　　 D．to be worn

16．He is three years　　　 　　　　to his elder sister.

A．senior　　　 B．older　　　 C．younger　　　 D．junior

15．Nowadays people sometimes separate their waste to make it easier for it　　　 　　　　.

A．reusing　　　　 B．reused　　　　 C．reuses　　　　 D．to be reused

14．Einstein liked Bose’s paper so much that he　　　 　　　　his own work and translated it

into German.

A．gave off　　　　 B．turned down　　　　 C．took over　　　　 D．set aside