Mai /bad / at/ Math/ than / Lan Anh.
A.Mai is bad at Math than Lan is.
B.Mai is worst at Math than Lan is.
C.Mai is worse at Math than Lan is.
D.Mai is badly at Math than Lan is.

Hoa/ have / many/ books/ than/ her/ sister.
A.Hoa has much books than her sister does.
B.Hoa has many books than her sister does.
C.Hoa has more books than her sister has.
D.Hoa has more books than her sister does.

Who wrote this book?
A.By whom was this book written?
B.By who was this book written?
C.By whose was this book written?
D.By whom did this book written?

It is your duty to do this work.
A.You are supposed to do this work.
B.You ought to do this work
C.You must done this work
D.You are supposed for doing this work

"Don’t open the door please" said Mary.
A.Mary told me not to open the door
B.Mary told me not open the door
C.Mary told me not opening the door
D.Mary told me not having opened the door

The last time it rained here was a fortnight ago.
A.It hasn’t rained here since a fortnight.
B.It hasn’t rained here for a fortnight.
C.It hadn’t rained here for a fortnight.
D.It hasn’t been raining here for a fortnight.

__________(50)
A.lure
B.pitfall
C.snare
D.trap

I want everybody to listen...........
A.care
B.careful
C.careless
D.carefully

I've looked........................ my pen everywhere and I can't find it anywhere
A.at
B.for
C.up
D.on

Solar energy doesn't cause .................
A.pollution
B.polluted
C.pollute
D.pollutant