Question

Mrs White is in the classroom.She ____(talk)with some students.

Lily is ____(think)and thinks _____(care)when she works.
just now who ____(按)the doorbell.
SuNing loves history and works hard,so she knows ____about Chinese history.A.a little B.a lot of C.much D.lots of
高手帮帮忙！

Answer 1

Mrs White is in the classroom.She _is talking___(talk)with some students.
Lily is _thinking___(think)and thinks ___carefully__(care)when she works.
just now who __rang__(按)the doorbell.
SuNing loves history and works hard,so she knows ____about Chinese history.
A.a little B.a lot of C.much D.lots of
答案选 C.much

追问

The pleasant trip ___us about 500.A.speant B.cost C.took D.paid
Last night I searched the Internet for a long time,but I couldn't find ___.A.useful something B.something useful C.useful anything D.anything useful

Answer 2

is talking

thinking, carefully
rang
c 不可数1

Answer 3

Lily is ___thinking_(think)and thinks __carefully___(care)when she works.
just now who __pressed/ rang__(按)the doorbell.
SuNing loves history and works hard,so she knows __C__about Chinese history.A.a little B.a lot of C.much D.lots of
a lot of =lots of 许多，后接名词

Answer 4

thinking 前面有 is 所以后面用 thinking 表示进行时
carefully 因为think 是动词，用副词形容。
rang 这里用ring 的过去式，因为前面有Just now 表示刚才的意思
选C 意思是，她懂许多中国的历史，a lot of 后面不能再接about ，只能接名词