Bài 1 . Chia động từ trong ngoặc .
a. Mr. Thompson is out at the moment , but he ( be ) ... back in half an hour .
b. Helen is afraid of ( drive ) ... on slippery roads .
c. When i came , they ( have ) .. a row .
d. Some animals (not eat ) ... during winter .
e. Listen to those people . What language they ( speak ) ... ?
f. At the age of 22 , she (move) ... to the USA and settled there .
g. Laura is a writer . She ( write ) ... four books for children .
h. Many road accidents ( cause ) ... by careless driving .
i. There used to (be ) ... a market in my neighborhood .
j. James is keen on ( collect ) ... coins .