Put each verb in brackets into a suitable verb form. Write the verbs in the correct form. Use commas.

It happened while Mr Harris and his wife sitting on the tandem behind him ____ \(to cycle\) through Holland. As the roads _______ \(to be\) stony, Harris _______ \(to ask\) his wife to sit tight. And she did so. Harris _______ \(to go on\) without turning his head. Mrs Harris _______ \(to find\) herself on the road alone.
At first she _______ \(to suppose\) her husband _______ \(to want\) simply to show his skill and he _______ \(to return\) soon when he _______ \(to reach\) the hill. But her husband _______ \(to disappear\) in the wood.