You _________lose your way if you walk alone in the mountains at night.
A. may B need C. should D. ought to
You won't feel happy at schoolyou get on well with your classmates.
| A．though | B．when | C．unless | D．because |
I am looking after little Tom today. He's been in my house _8:00 this morning.
| A．at | B．since | C．for | D．till |
-- My favorite TV is A Bite of China (舌尖上的中国）．
--We like it, too. My mother often cooks delicious food after watching it.
| A．instruction | B．guidebook | C．host | D．program |
-- Lily, is this ___ ipad? --No, it's not mine. I think it's Lucy's.
| A．my | B．your | C．his | D．her |
--Do you have email address? ---Sorry, I only have a Wechat(微信) ID.
A. a B. an C. the D. /