23. The children said that they were waiting for the school bus.

S +  said + (that) + S + V (lùi thì)

HTTD ⇒ QKTD

24. Can I borrow one of your calculators?

one of + N số nhiều 

tính từ sở hữu + N 

25. My brother never has the habit of buying things at the dollar store.

ADV chỉ tần suất  +V 

S số ít + has+  N 

26. When the tornado came, we were watering vegetables in the field.

When + QKĐ, QKTD

27. The bus schedule says that there is a bus to Aeon at 10 a.m.

S số ít  +Vs/es: thì HTĐ

There is + a/an + N số ít 

at + giờ 

28. Nowadays, teenagers seem to communicate with their peers more on electronic devices

seem + to V: có vẻ, dường như 

communicate with sb: giao tiếp với 

`color{orange}{~MiaMB~}`