Choose the correct answer to complete the following sentences.
Look! Those people ___ (climb) the mountain so fast.
A.are climbing
B.to climb
C.are climb
D.climbing

Choose the correct answer to complete the following sentences.
That girl ___ (cry) loudly in the party now.
A.is crying
B.are crying
C.cried
D.cries

Choose the correct answer to complete the following sentences.
What ___ (you/do) in the kitchen?
A.are you doing
B.do you do
C.is you doing
D.did you do

Exercise 1: Decide the following words are countable (C) or uncountable (U) or both.furniture
A.Countable noun
B.Uncountable noun
C.Both
D.

liberty
A.Countable noun
B.Uncountable noun
C.Both
D.

golf
A.Countable noun
B.Uncountable noun
C.Both
D.

Choose the correct answer to complete the following sentences.
At present, he …(write) a novel.
A.writes
B.write
C.is writing
D.are writing

Choose the correct answer to complete the following sentences.
At the moment, Lan …(study) English.
A.is studying
B.studies
C.are studying
D.study

Choose the correct answer to complete the following sentences.
Now they (try)… to pass the exam.
A.am trying
B.try
C.tries
D.are trying

Choose the correct answer to complete the following sentences.
I (not/stay)…. at home at the moment.
A.am not staying
B.are not staying
C.do not stay
D.does not stay