What the young man can' t ________ is that his mum always treats him like a baby．

support

undertake

hold

bear

________ the news, so far, has been good, there may be bad days ahead．

When

While

If

As

Not until the train pulled into the next station ________ her suitcase gone．

Mary had found

had Mary found

did Mary find

Mary found

Since 1994, the glacier in Antarctica has lowered by as much as 90cm, ________ sea level to rise．

having caused

causing

caused

being caused

is being announced

has announced

was announcing

had been announced

When ________ comes to saving energy, big changes start with small steps, like turning off the lights．

that

this

it

one

Of the two cameras, I would prefer ________ one, which is very easy for me to carry．

a smaller

the smallest

a small

the smaller

Mr Jones, a professor, ________ for his excellent lectures, is popular with his students．

known

knowing

to be known

having known

is wandering

was wandering

has wandered

had wandered

Having ________ no-meat day would be a good way of encouraging ________ low carbon life-style．

a; the

a; a

the; the

the; a