So far， the number of people using 5 G mobile phones __________ a lot．（ ）
| A． |
is increasing |
B． |
are increasing |
| C． |
has increased |
D． |
have increased |
—How do you communicate with your foreign friends?
—________________writing e-mails, of course.
A. With B. By C. From
Nowadays, ___________of business letters are written in English.
A. two third B. two thirds C. two three
___________is OK. I really don’t mind.
A. Both B. Either C. Neither
I’d like a ____________for dessert. Fruit, you know, it good for health.
A. potato B. banana C. candy
--- What about taking a walk after dinner?
---______________.
| A．Good idea | B．Never mind | C．What a shame | D．You’re welcome |