Be careful when you deal with this chemical, as it will explode when ______ to sunlight.
A.exposed | B.to expose | C.exposing | D.being exposed |
I hadn't seen her for 10 years, but I ____ her at once.
A.realized | B.recognized | C.knew | D.found |
——What a fine day! Shall we go picnicking?
——______. But we need to be home before six o’clock for the football match.
A.Have a nice time | B.Pardon me | C.That’s great | D.You are right |
It was freezing last night, so they had the fire___ all night long.
A.to burn | B.burned | C.burn | D.burning |
Astronomers and scientists think that a black hole is a region of space ______ which matter has fallen and _______ which nothing can escape.
A.into; from | B.towards; towards |
C.out of; from | D.through; through |
There’s no ________ from my bedroom window except for some factory chinmneys.
A.view | B.scene | C.sight | D.scenery |